For decades, economists gave short shrift to the idea of monopsony — a power employers can have to suppress wages. Now a wave of research suggests it's everywhere, and a new book argues it's key to understanding today's inequality.

Taken together, these four features can create a trancelike state that can keep us stuck on social media apps or video games for hours. Children are particularly vulnerable.

Billie Little had worked for Thomson Reuters for about two decades. She was fired after questioning whether federal immigration agents unlawfully used their products.