FINRA voted last month to replace the Pattern Day Trader (PDT) rule’s hard $25,000 equity threshold with a risk-based intraday margin framework, a move that ...

Today in the Planet Money newsletter, five recent papers that lit lightbulbs in our brains, and are maybe worth taking a look ...

Refillable packaging can cut waste and carbon, but success hinges on the behind-the-scenes logistics—return, washing and ...

As Groww and Lenskart gear up for their IPOs, India’s startup listings enter a new phase where investors prize profits and ...

Abstract: Generally, day-ahead unit commitment (UC) is conducted in a predict-then-optimize process: it starts by predicting the renewable energy source (RES) availability and system reserve ...

As the festive dust settles, can quick service platforms convert seasonal users into loyalists without burning billions in ...

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 ...

Esophageal manometry, also known as an esophageal motility study, is a test used to diagnose problems involving the movement and function of your esophagus (the tube that runs from your throat to your ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Katrina Ávila Munichiello is an experienced ...

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