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 ...

Abstract: In the era of massive data, how to obtain valuable information from large-scale data has become an important research direction. Subsampling is a common method to reduce the dimension of ...

This is read by an automated voice. Please report any issues or inconsistencies here. A Redfin analysis says San Francisco housing costs have returned to “normal.” The report shows that prices in San ...

Abstract: We provide a nonasymptotic bound on the distance between a noncentral chi square distribution and a normal approximation. It improves on both the classical Berry-Esséen bound and previous ...

Aaron McDade is a breaking news reporter for Investopedia. He is an experienced journalist who has covered everything from the latest in business and tech news to sports and international news like ...