Samuel Langhorn Clemens, otherwise known as famed author Mark Twain, was also a tireless businessman. He made and lost a pile of money inventing and investing. In a new book, Peter Krass says it's clear where Twain's heart really was.

Some of life's little mysteries have simple economic explanations behind them. Econ professor Robert Frank shares a few, and the philosophy behind his book and the assignment that gets everyone thinking about everyday life in cost-benefit terms.

A new magazine debuted today devoted to the $7 billion business of getting organized. When Scott Jagow heard about this, only one person came to mind: His mom.

When economic bubbles burst, a ripple of devastating effects inevitably follows. Investors can lose everything, tens of thousands of workers may lose their jobs. But there's usually an upside says author Daniel Gross, even in the deflating housing market.

Author Cam Marston's new book details how Baby Boom managers are having to deal with so-called New Millenials — young workers accustomed to praise who need more motivation to perform even simple job tasks.

Over some truly excellent tuna and sea urchin Kai Ryssdal met Sasha Issenberg, author of "The Sushi Economy," to talk about the role raw fish plays in the world's markets and its popularity in America.

In a new book about how America pays for war, Goldman Sachs Vice Chairman Robert Hormats claims Congress and the White House are sidestepping their obligations to pay back their debts. He talked with Kai Ryssdal.

When The Virginia Company landed more than 100 settlers at Jamestown, Va., 400 years ago, things didn't start off so well. History professor Karen Kupperman talks with Kai Ryssdal about how the company operated.

In his latest book, economist Daniel Altman looks at a day in the lives of workers and businesses in the globalized economy. He talks with Kai Ryssdal about what works . . . and doesn't.