A Mathematician with early access to XAI Grok 4.20, found a new Bellman function for one of the problems he had been working ...

Uncover the root causes of inequality in the world. Gain the skills to combat social injustice through research, policymaking or international development. In an age of rapid economic and social ...

The US democracy crisis is not only a matter of voting; it is also a deeply economic crisis. The sharp and growing imbalance between the wealthy and the rest of Americans dramatically alters how ...

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 ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Ebony Howard is a certified public accountant and a QuickBooks ProAdvisor tax expert. She ...