I first learned my craft on Wall Street in the 1980s, a very different era, characterized by the bravado of Gordon Gekko’s “Greed is Good” speech. During that period, I was taught that all ...

Nash equilibrium helps predict other investors' moves; no net gain by altering your long-term strategy. A dominant strategy excels regardless of others' actions, aiding investment decisions. Using ...

This question originally appeared on Quora. Answer by Balaji Viswanathan, currently working on From Tryst to Tendulkar: The History of Independent India: Game theory is a study of strategies involved ...

The Nash equilibrium is really not as complex as Bart Kosko makes it sound (Commentary, Feb. 13). Imagine a number of stores, all selling a particular brand of computer. Some of the stores provide ...

This week “The Economist explains” is given over to economics. For each of six days until Saturday this blog will publish a short explainer on a seminal idea. ECONOMISTS can usually explain the past ...

Game theory is now part of almost every economist's tool-kit, as this week's Nobel economics prize recognises IT SOUNDS like a sports fan's dream. In Stockholm on October 11th, three men shared a $1m ...