When people invest in mutual funds, they usually look at returns, ratings and past performance. But there is one number that quietly explains how predictable a fund’s behaviour is — the R-squared ...

To run a company successfully, you need to know everything about your business, including its financials. One of the most critical financial metrics to grasp is the contribution margin, which can help ...

Forget the glorious successes of past breakthroughs—the real justification for research investment is what we get for our money. Here’s what economists say. MIT Technology Review Explains: Let our ...