hey! what's my number? - how to increase the odds you will retire in comfort

"hey! what's my number?" is a personal finance book first published in 2007 by John Wiley & Sons. Authored by economist and commentator Ben Stein and investment advisor Phil DeMuth, the book's mission is to simplify retirement planning. It presents a straightforward method for readers to determine their "number"—the capital required to generate sufficient income for a comfortable retirement—and offers investment strategies, primarily focused on index funds, to help them achieve that goal.