Economics of Health Insurance: Adverse Selection and Moral Hazard
The Economics of Health Insurance explains how risk pools survive adverse selection and moral hazard, why the 2026 ACA subsidy...
Blog
Our blog covers every aspect of the global economy, and we update our content regularly, so you can be informed about the most important topics.
Hotelling Rule: Pricing Non-Renewable Resources Over Time
The Hotelling Rule states that the net price of an exhaustible resource must rise at the real interest rate, the...
Economics of Inequality: Gini, Lorenz, and the Top 1%
The Economics of Inequality uses the Lorenz curve, the Gini coefficient, and top-share metrics to measure income and wealth concentration...
Optimum Currency Area Theory: When Countries Should Share a Currency
Optimum Currency Area Theory sets out when a group of countries gains more from sharing a common currency than it...
Lewis Dual-Sector Model: Why Developing Economies Industrialise
The Lewis Dual-Sector Model divides a developing economy into a low-productivity subsistence sector with surplus labour and a capitalist sector...
Harrod-Domar Growth Model: The First Modern Theory of Economic Growth
The Harrod-Domar Growth Model derives long-run growth from the saving rate divided by the capital-output ratio, producing a knife-edge instability...
Kuhn-Tucker Conditions: Optimisation with Inequality Constraints
The Kuhn-Tucker Conditions extend Lagrangian optimisation to inequality constraints through complementary slackness, the principle that supports modern microeconomics, finance, and...
Student Loans Economics: Education Finance in the US and UK
Student loans economics explains why the US carries $1.8 trillion and the UK £267 billion in education debt, and how...
Capital Structure Decision: Modigliani-Miller in Practice
The Capital Structure Decision balances the tax shield from debt against bankruptcy costs and information frictions, producing real-world leverage ratios...
Kevin Warsh Federal Reserve: The Hawkish Nominee Set to Replace Powell as Fed Chair
Kevin Warsh Federal Reserve nomination cleared the Senate Banking Committee 13-11 on April 29, 2026, setting up a full Senate...