In Cheap We Trust: The Story of a Misunderstood American Virtue

Cheap suit. Cheap date. Cheap shot. It's a dirty word, an epithet laden with negative meanings. It is also the story of Lauren Weber's life. As a child, she resented her father for keeping the heat at 50 degrees through the frigid New England winters and rarely using his car's turn signals-to keep them from burning out. But as an adult, when she found herself walking 30 blocks to save $2 on subway fare, she realized she had turned into him.

In this lively treatise on the virtues of being c...