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 ...

Carla Tardi is a technical editor and digital content producer with 25+ years of experience at top-tier investment banks and money-management firms. The rational expectations theory is a concept and ...

Three words – critical race theory – are getting a lot of attention across the country. Some states have recently passed legislation banning critical race theory, while other states have embraced it.

Conflict theory is an idea presented by Karl Marx that suggests competition for resources keeps people in conflict. Conflict theory offers one explanation for the struggle between socioeconomic groups ...

String theory is perhaps the most high-profile candidate for what physicists call a theory of everything – a single mathematical framework capable of describing the entirety of the known universe. The ...