We draw attention to two problems associated with the use of instrumental variables (IV), the importance of which for empirical work has not been fully appreciated. First, the use of instruments that ...

With close to a decade of writing and editing experience, Maisha specializes in service journalism and has produced work in the lifestyle, financial services, real estate, and culture spaces. She uses ...

Evan Coleman is an Updates Editor on the Credit Cards and Travel Rewards team at Forbes Advisor, showcasing his interest in personal finance and love of travel. He has written for a variety of local ...