It’s more than just being logical and analytical, research shows. But misperceptions can affect how people are treated and ...

Making good decisions is not easy, and making the best possible (“optimal”) decisions is even harder. Instead, humans often use shortcuts and rules of thumb. From firm managers and policymakers to ...

Originally defined as the ratio between the circumference of a circle and its diameter, pi — written as the Greek letter π — appears throughout mathematics, including in areas that are completely ...

It’s surprisingly difficult to prove one of the most basic properties of a number: whether it can be written as a fraction. A broad new method can help settle this ancient question. In June 1978, the ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...