In math and statistics, you may occasionally need to calculate the slope of a line generated by coordinates in the (x,y) format. The slope is a value that indicates the rate at which the y value of a ...

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 ...

The yield spread between long-term and short-term Treasury securities is known to be a good predictor of economic activity, particularly of looming recessions. One way to learn more is through a ...

The following is a guest editorial by Brian P. Coppola, Arthur F. Thurnau Professor and associate chair for educational development and practice in the department of chemistry at the University of ...

It is conventional wisdom that the reduced form Phillips curve has become flatter in recent decades. Accordingly, we show that the statistical relationship between changes in U.S. inflation and ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Erika Rasure is globally-recognized as a ...