"Super Bowl Monday: The Myth of Lost Productivity": This weekend br[ought] the Super Bowl, that annual festival of traditions including overpriced commercials, seven-layer dip and a curious one for we business writers: statistics on how much productivity is "lost" due to the game.

By PSB’s Laura Vanderkam, author of 168 Hours: You Have More Time Than You Think and All the Money in the World: What the Happiest People Know About Getting and Spending.