A paper presented at the July 2002 conference "Economic Statistics: New Needs for the Twenty-First Century," cosponsored by the Federal Reserve Bank of New York, the Conference on Research in Income and Wealth, and the National Association for Business Economics

Measuring costs of labor as a portion of total production costs has never before been treated so thoroughly or so thoughtfully. Moreover, contrary to most recent labor research, this book focuses on the demand side—the employer's point of view—and the behavior studied is employer behavior....