Ray Dalio does not want you to listen to this audiobook. Late last year, when the billionaire founder of Bridgewater Associates, the largest hedge fund on the planet, announced that he was stepping down from the company he started out of his apartment nearly 50 years ago, the news made headlines around the world. Dalio cultivated an aura of international admiration and fame thanks to his company’s eye-popping success, coupled with a mystique he encouraged with frequent media appearances, celebrity hobnobbing, and his bestselling book, Principles.

Jim Simons is the greatest money maker in modern financial history. No other investor - Warren Buffett, Peter Lynch, Ray Dalio, Steve Cohen, or George Soros - can touch his record. Since 1988, Renaissance's signature Medallion fund has generated average annual returns of 66 percent. The firm has earned profits of more than $100 billion; Simons is worth 23 billion dollars.

In the beginning was the loan, and the loan carried interest. For at least five millennia people have been borrowing and lending at interest. Yet as capitalism became established from the late Middle Ages onwards, denunciations of interest were tempered because interest was a necessary reward for lenders to part with their capital. And interest performs many other vital functions: it encourages people to save; enables them to place a value on precious assets, such as houses and all manner of financial securities; and allows us to price risk.

A remarkable writing debut, filled with indelible moments, The Buy Side shows as no book ever has the rewards—and dizzying temptations—of making a living on the Street. Growing up in the 1980’s Turney Duff was your average kid from Kennebunk, Maine, eager to expand his horizons. After trying – and failing – to land a job as a journalist, he secured a trainee position at Morgan Stanley and got his first feel for the pecking order that exists in the trading pits.

The definitive volume on Enron's amazing rise and scandalous fall, from an award-winning team of Fortune investigative reporters.