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 ...

Abstract: Skyline query is a fundamental technique in multi-criteria decision-making, aiming to extract “optimal” results that are not dominated by any other data points across all attributes. It has ...

Sam Taube writes about investing for NerdWallet. He has covered investing and financial news since earning his economics degree from the University of Maryland in 2016. Sam has previously written for ...