Navier-Strokes Millenium Problem
Recently, there’s been a lot of discussion about GPT potentially solving the Navier–Stokes Millennium Prize Problem.
Essays, explainers, research notes and working models across the journal.
Recently, there’s been a lot of discussion about GPT potentially solving the Navier–Stokes Millennium Prize Problem.
Click here to open the dashboard to visualize India's trade data
Is inflation targeting framework appropiate for Indian context?
Upload Delhi retail petrol/diesel prices, USD/INR, Indian Basket crude, and optionally petrol/diesel FOB product prices. The dashboard converts every series to a common unit and shows how international prices are—or are not—passed through to retail prices.
GDP is not simply the sum of economic activity directly reported through surveys, tax records, or company accounts. A substantial amount of production may remain non-observed because businesses are informal, transactions are deliberately hidden, activities are
Read my deeper understanding about risks and impact of deflation on GDP estimations
Read my review of the methodlogy shared by MOSPI India
Read my notes on this course by DeepLearning.AI
Academicians from the University of Geneva and professionals from UBS aids us to gain an understanding of the theory underlying optimal portfolio construction, the different ways portfolios are actually built in practice and how to measure and manage the risk
Rate Hold, Inflation Resolve and Warsh’s Reduced-Forward-Guidance Strategy
A balance-sheet network model of banks, NBFCs, mutual funds, firms and households. Why the same financial system can absorb one shock, cascade under another, and collapse slowly under a third.
Understand Transformer Architecture - my discussions and understandings
My summary of paper from Laban, Phillippe, Hiroaki Hayashi, Yingbo Zhou and Jennifer Neville, arXic preprint
Exploring deeper into a balance sheet of a prominent Indian Bank
Exploring NBFC's balance sheet in detail
Read my notes on Intro To Model Context Protocol course by Anthropic via Coursera
At the start of 2026, Vice Chair Jefferson strikes a cautiously optimistic tone on the U.S. economy, emphasizing stabilization in the labor market, gradual progress on inflation, and a monetary policy stance that is now closer to neutral.
My commentary on Electricity Amendment Act 2025
The paper explains in-context learning —how an LLM can learn a task from examples in the prompt without permanently changing its trained parameters
Build an Excel file that models GDP starting from a simple economy and gradually introduces complexity
Trying to understand how in reality CB move interest rates
Based on Munk Debates on "Is Capitalism Broken?"
My notes for understanding Capitalism vs Socialism vs Liberalism vs Conservatism vs Libertarianism vs Communism
My review of The Debunking Economics podcast with Steve Keen that delves into these functions, providing clarity on how central banks operate and their profound impact on the economy.
*Battle of Rezang La* is a beautifully written book that keeps the reader thoroughly engaged. The pacing is just right, allowing the narrative to evoke a strong sense of pain, anger, frustration, patriotism, and pride in the valor of the soldiers. While the
My readings of 1967 watershed, India's forgotten victory over China
Chair Powell addressed the Federal Reserve's commitment to achieving its dual mandate: maximum employment and stable prices. The economic landscape and policy measures discussed include significant progress toward these goals, coupled with cautious adjustments
Read detailed notes with my comments.
Federal Reserve Chair Jerome Powell addressed the current economic conditions, monetary policy decisions, and future outlook. He emphasized the Fed's commitment to its dual mandate of maximizing employment and stabilizing prices, noting significant progress over the past two years.
Federal Reserve Chair Jerome Powell addressed the current economic conditions, monetary policy decisions, and future outlook. He emphasized the Fed's commitment to its dual mandate of maximizing employment and stabilizing prices, noting significant progress ov
In a press conference on May 1, 2024, Federal Reserve Chair Jerome Powell addressed the economic outlook and monetary policy decisions. Here's a breakdown of key points delivered by Powell:
In-Depth Summary of Federal Reserve Chair Powell's Press Conference (March 20, 2024)
Read my summary of the paper
FED chair Powell gave the MPC speech on 1 Nov 23'. Here are some crucial points from his speech.
FED chair Powell gave the MPC speech on 23 March 23'
Summarizing the paper ( click here ) titled “ Banks’ Credit and Investment Dynamics: Assessing Portfolio Rebalancing and Crowding-out ” under the Reserve Bank of India Working Paper Series.* The Paper is authored by Sanjay Singh, Garima Wahi and Muneesh Kapur.
Shadow banking system fascinated me, especially post-2008 crisis when I realised their importance in the system. NBFCs are not allowed by the central banks, to operate in the same way as the regular banks, e.g., while banks are allowed to accept deposits (like
Read the summarized Richard Werner's paper titled " How do banks create money, and why other firms cannot do the same? An explanation for coexistence of lending and deposit taking ".
Read my review
Read the summarized BIS paper titled " Dollar Debt in FX Swaps and forwards: huge, missing and growing ".
Rule of Law: The True Foundation of a Successful Society
Steps to resolve the windows issue
Read my review
Technical indicators help traders interpret price trends, momentum, volatility, and buying or selling pressure. However, no indicator should be used in isolation. Their usefulness generally improves when they are combined with price action, volume analysis, ma
There has been a lot of politics behind the recent rupee depreciation, although not surprisingly! As expected, the opposition targets the party in power, trying to defend their superior performance under their purview. Likewise, the ruling party has been tryin
This is a very crisp, composed but very informative, designed and depicted course. Several intricacies of the electricity industry and economics have accurately and clearly corresponded. Another great course by Duke University on Coursera! Click here to read n
How banks were tricking the public—a self-experienced true event
Read my notes
Read my notes
In 2012, Jason Sharman presented a paper on "Financial Secrecy, society and vested interest" in Norway. The paper discussed whether the FATF laws to counter the anonymity issue of the shell companies effective?
Read the solution
This is one of the most interesting courses I have had on Coursera. The reason, apart from the quality of content and exhaustive content, is actually the interest and excitement with which the prof teaches it. His lectures by far are the most fun to listen to.
Read my notes
The paper conducted a literature survey to provide perspicuous comprehension into the development of nexus between neuroscience, marketing, economics over the past decade.
The study investigates the impact of monetary policy on CO2 emissions while controlling for income, trade, foreign direct investment (FDI) and accounting for structural breaks using annual data from 1971 to 2014.
The course by IMF provides an overview of empirical methods and analytical techniques for assessing the impact and effectiveness of development innovations at product and policy levels and the way to measure what's working.
Read my notes
Reject inference addresses a specific weakness in that exercise: the model learns mainly from applicants who were approved in the past, even though it will be used to judge the wider application population.
The course by IMF focuses on the application of econometric techniques for modeling the dynamic behavior of macroeconomic variables, like, consumption, investment etc. and their response to policy changes.
My Notes based on the lecture by Prof. Alwyn Young discuss types of technical processes, Uzawa's theorem and its implications.
Recently, I was transacting with a fruit vendor, to whom I owed Rs. 10. I had given him a coin of that amount for the payment (i.e. a rupee 10 coin).
Read my notes
Today Indian hockey team won the bronze medal, re-writing history after having won an Olympic medal after 41 years. It indeed is a time to rejoice for the entire nation. Consequently, the Prime Minister of India, Mr Modi dialled the Indian hockey team's captai
This report is based on an investigative commission that conducted an Operations Review of the Indian Army in the 1962 Sino-Indian War.
Here the notes discuss how TFP calculations are actually done in practicality. It also discusses sectoral output functions and uses them to derive aggregated GDP for the economy, introducing the idea of Domar weights on the go.
Notes based on the lecture by Prof. Alwyn Young discusses the problems of growth accounting
Notes discuss the basics of TFP. Referenced to Prof. Alwyn Young.
Notes based on the lecture by Prof. Alwyn Young discusses the math described in the paper on PWT construction (Feenstra, Inklaar and Timmer). We also discuss the older and the newer PWT's, their differences and issues.
Notes based on the lecture by Prof. Alwyn Young discuss the basics of production functions, their connection with Solow models and the golden rule.
Notes based on the lecture by Prof. Alwyn Young discuss prices and quantity indices - Laspeyres and Paasche and analyzes their behaviours. It does it for both consumption and production Gerschenkron.
Recently I read an article in a reputed magazine discussing the resurgence of COVID in Israel, a country that had vaccinated a major fraction of its population.
In this course, Professor Susskind takes a close look at the special theory of relativity and also at classical field theory.
The least action principle is an extremely powerful tool that can be used to determine the trajectories taken up by the particle. It simply states that out of the possible trajectories, the particle will take the one for which the action required is the least. Read my notes
During my recent chats with some investors, I was questioned by most of them about my thoughts on the "stock market bubble". I realized that there are whispers in the air about the stock market being a bubble currently. My answers to the investors...
Reading about COVID mechanims
This course is the advanced level course offered by Ecole Polytechnique discusses interest rates and many related contracts like floating, fixed bonds, zero-coupon bonds, swaptions, caps, floors, swaps, forwards and futures.
This Wharton's course teaches about the fundamentals of quantitative modelling. It is beneficial because these fundamental blocks could be added to form a more complex model at a later stage to solve various business issues.
These notes would be beneficial to individuals to understand the very basics of the Brownian Motion, which eventually would aid in understanding stochastic calculus. The notes have been made from the lectures of profbillbyrne.
Notes have been made on the basis of lecture BEM1105X - Caltech. The course playlist can be found here
National Income Accounting is a way to measure the economic activity of a nation. However, it is quite a bit complex in nature as the data required to measure different components are not directly available.
Read my article regarding this experiment
I have been working for almost 6 months on this self-curiosity drive of history. Based on content from Philip's atlas of world history, I am making timelines that I believe would aid us in a better understanding of history across the world.
Academicians from the University of Geneva and professionals from UBS discuss the famous dichotomy between active and passive investing, how to measure and analyze investment performance and the future trends in the investment management industry.
Now retail investors can invest in G-Secs and T-bills. Personally, I feel it is a win-win situation and a very important market gap being filled. Until now if we needed to invest in these securities, we had to go through mutual funds as individual investors.
These financial instruments are not just interesting for traders and to deepen pockets but even from economics and research point of view, these instruments are fascinating.
A derivative instrument is a contract which specifies the conditions under which a transaction will take place in the future. The price of the derivative depends on the price of another asset called as the underlying asset.
As we know, the share price of a firm, at least theoretically, are the discounted values of expected future cash flows. This method to value stock price, as discussed in the article, understanding financial markets, is called the discounted cash flow method. K
Academicians from the University of Geneva and professionals from UBS dive into the concepts of rationality and irrationality and understand how they impact our investment decisions and what the consequences can be at the market level.
Read my notes based on UBS's course
Behavioural finance is the study of the effects of psychological effects on decision making on financial investors, thereby effecting market outcomes. So, basically, it studies the psychology of financial decision making
Two theories are prevalent regarding the relationship between corruption and economic growth
Read here my notes
Lets disucss this interesting intersection here
Read my notes for more insights
To understand this easily, Imagine stretching a spring and storing energy. When released, that stored energy becomes motion and heat. Similarly, the energy driving inflation got converted into particles, light, radiation and matter. The universe suddenly becam
Occasional paintings - done by water colours
Read my notes
Read my article
Read my notes
Read my summary of paper based on Rachel Denaie Thrasher and Kevin P. Gallagher paper, Boston University, September 2008, The Pardee Papers,-No.2
Read my notes
Click here to read my notes
Read my notes
Read my notes
Read my notes
In the circle of family and friends, there has been a lot of discussion about India's poor COVID management. Although I do not disagree with them, the situation could have been managed in a better fashion given the late onset of COVID relative to the rest of t
The novel corona-virus continues to puzzle researchers around the world, thereby raising risks to magnanimous scales. However, the good news is that the human efforts are matching its levels as well. One such research was performed by Dr. Daniel Jacobson’s gro
Dollar currency paradigm means that dollar matters a lot in global trade. So suppose, India and Brazil are involved in a bilateral trade whereby India buys oil from Brazil while Brazil buys pharmaceutical drugs from India.
Click here to read the analysis
I have been asked several times if my chemical engineering study was useful at all in economies. As I always used to answer, the concepts are omnipresent. Basic learning mechanisms are the same, complex models just add more sophistication to it. To show an exa
- Summarised from Asian Development Bank's authors A. Abiad, M. Arao, E. Lavina, R. Platitas, J. Pagaduan, C. Jabagat's chapter in COVID in developing economies
- Summarised from World Bank's authors Rabah Arezki, Rachel Yuting Fan and Ha Nguyen's chapter in COVID in developing economies
Click Here to read
Click here to read
Read my notes here
Petrol prices were market-linked in 2010 and diesel later in 2014 for retail consumers. Although I do encourage and support this move as they would improve fiscal balance, make energy usage more sufficient and would be better for the environment as well. With
- Summarised from Constantino Hevia and Andy Neumeyer's chapter from COVID-19 in Developing Economies
The macroeconomic flu is a temporary negative supply and demand shock, that is a temporary decline in output followed by a quick recovery.
Click here to read the compilation by the IMF containing summarized timeline and policy responses - Fiscal, Monetary etc
FDI would play an important role in the post-COVID revival of the developing world. World Bank's Global Investment Competitiveness Report 2019-20 discusses the FDI scenario before COVID and during the COVID times. It then goes ahead to suggest some possible wa
With international borders closed and Vande Bharat flights being the only respite, I am writing my experience of Vande Bharat flight flew on from London Heathrow to Delhi which I flew in mid-June 2020. I would describe my experiences mention the differences fr
Outline:
Outline:
Outline:
Read the discussion
Read my notes here.
Read my notes here
Read my notes here.
Read my notes here.
My review of the paper by Angus Deaton
Read my notes here
Parker Probe
Read here about this here
Security prodigies of Ben Gurion University are working to develop a technique with which they would be able to harvest data even from an air-gapped system. Air-gapped system (scratching head), What's that? let's have a look. An air-gapped system is a secu
(I) Still existing as one of the biggest mysteries is that of quantum entanglement. Even the greatest minds of the century, like Albert Einstein also had to struggle to understand such a phenomenon and was compelled to say it as “spooky phenomenon at some dist
Outline:
Philosophical article on perceptions and illusions. Click here to read
My python codes:
Click here to access notes.
At the alarming rate with which our non-renewable resources are depleting, leaving behind the poisonous smoke, the need of the hour is to find sustainable sources of energy. I researched to understand and propose an economical way to produce one of the probabl
Southeast Asian experience of the 1970s and 1980s consisted of high growth based on export competitiveness, low debt combined with low and stable inflation. Most of the East Asian countries were running budget surpluses. Macroeconomic fundamentals seemed well
The work examines whether it is possible to accurately forecast dividend yield using aggregate stock returns in S&P500, AfricaTop40 and CAC40 indices using weekly data from 2007 week 1 to 2016 week 47
There's no clear demarcation between ML, AI, statistics and econometrics. But there are some techniques under ML/AI that are not present in econometrics and could be quite beneficial to adopt.
Problem Statement: A local council is planning to build a rubbish incinerator on a piece of the English countryside that is much loved and used by local residents. A neighbourhood action group that is campaigning against the planned incinerator finds some data
Click here to access notes.
Click here to access notes.
Read my notes here
Click here to access notes.
This post is especially for the new-comers to the game theory. When I had started studying these topics, I remember being struggling to properly understand the differences and get an intuition of what's happening and I had seen my friends struggle as well. The
Read it here
In this post, I review an interesting interview about the decision-making process by an ex-spy and the National Security Advisor of India and connect it with a simplistic optimization procedure used in fundamentally and frequently in economics. I try to demons
Read here
The big picture in this model is that markets do not clear instantaneously to make everyone happy. There are frictions in the labour market. This Diamond, Pissarides model has real unemployment. In RBC models we witness that unemployment is voluntary in nature
There is a lot of concern in some quarters about central banks printing money to finance large budget deficits. And in other quarters there is concern that central banks are doing too little of it. Some worry that central banks are lending directly to the gove
Outline:
Read here
India is a net importer of energy, with High-Speed-Diesel playing a central role in India’s energy dynamics. Due to this, diesel prices were passed in a controlled manner and distributed asymmetrically between favourable and unfavourable shocks. Exchange rates
Read it here
Read here
This lecture explains what central banks do, the origin of central banking in the United States, and the experience of the Fed during the Great Depression.
Read here
Money market funds (MMMFs) are investment companies that sell shares and invest the proceeds in short-term assets. MMMFs historically has almost always maintained stable 1 dollar share prices, so they act very much like a bank. They are usually used by institu
Read my notes here
Latitude lines, the parallels, stay parallel to each other, encircling the earth in concentric circles with decreasing radii. The meridians of longitude go the other way. The loop from the North pole to the South pole and back again in great circles and so the
Read it here
On 14th November 2008, the Moon Impact Probe separated from Chandrayaan-1 orbiter and struck the south pole, creating history as India became the fourth country to research and develop its own technology and place its flag on the moon. Now, Indian Space Resear
Read it here
Read it here
Read it here
Read it here
Read it here
Read it here
Read it here
Read here
Read here
Read here
Read here
Read here
Read here
Read here
Click here to view the concise self-made notes.
European Communities were basically three internal organizations that were governed by the same set of institutions i.e. European Coal and Steel Community (ECSC), European Atomic Energy Community (EAEC) and the European Economic Community (EEC).
The Monetary Institute's "Our Money, Our Banks, Our Country - Money Creation in the Modern Economy" conference was held in Zurich, Switzerland on February 5, 2018.
Law of one price says that if two goods are identical, they must sell at the same price. This happens due to arbitrageurs. If prices differ arbitrage tries to close the gap. If transaction costs are small then the prices become identical, however, if transacti
In our models so far we had assumed that agents live infinitely, which everybody knows is unrealistic. So, in this model attempt was made to relax this assumption. Also, we try to look that if generations overlap and have to trade with one another then how wil
There are two main distortions in the New Keynesian model:
NK model takes the RBC model backbone and adds to that the price stickiness. To incorporate price stickiness we assume that firms are price-setters and thus move away from the perfect competition assumption. In the NK model we assume goods heterogeneity i.e. f
Read me article here
We are fortunate to be witnessing a “eureka” moment of humanity. It opens new doors to our understanding of the universe and subsequently our own self. 100 years ago Einstein’s theory of general relativity predicted the formation of black holes. However, Einst
Read here
Read it here
Read here
Read it here
The control variable is a variable that you control whereas a state variable is a variable that we cannot control but nevertheless it's affected by what we choose as our control variable. In static optimization, the task is to find a single value of each contr
1. Mercantilism
Read here my review
Monetarist school of thought gained a reputation during the 1970's when the US was battling high inflation and slow economic growth period to which the Keynesian's had no answer. According to this school of thought, the money supply is the chief determinant of
According to the Keynes theory, the source of fluctuations in the aggregate demand.
The Real Business cycle model, as discussed in another article, does not include monetary components in its analysis. This is because in the RBC models neither holding money gives utility nor it earns interest, thus there is no motivation to hold the same. How
Abstract: Many questions have been raised regarding the need & efficacy of demonetization. Different sceptics have different speculations related to the impact of the move on the growth of the Indian economy, with general perception supporting the quantity the
Ironically as the Rupee started to weaken, the politics started to heat up with politicians restarting their age-old blame game. I have witnessed several people commenting on the currency depreciation issue and linking it with UPA and NDA in some way or the ot
This plot of log Real GNP shows the growth of real GNP in time. What we see is that the GNP has grown smoothly and consistently on average (red line) however, with some fluctuations (blue line). When the GNP deviates above the average the growth is more and ev