Libraries are collections of shared code. They're common in Python, where they're also called "modules," but they're also ...

Successful investing requires the ability to distinguish long-term trends from the short-term noise that moves stock prices on a minute-to-minute basis. One way to tune out the random oscillations and ...

This paper develops tests of unconditional mean-variance efficiency under weak distributional assumptions using a Generalized Method of Moments framework. These tests are potentially more robust than ...