Randomized controlled trials are clinical trials in which at least two interventions — the test treatment and a control treatment — are simultaneously evaluated in two or more arms of the trial, with ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Carla Tardi is a technical editor and digital content producer with 25+ years of experience at top-tier investment banks and money-management firms. Erika Rasure is globally-recognized as a leading ...