The world of sports seems entwined with lawsuits. This is so, Paul Weiler explains, because of two characteristics intrinsic to all competitive sports. First, sporting contests lose their drama if the competition becomes too lopsided. Second, the winning athletes and teams usually take the "lion's share" of both fan attention and spending. So interest in second-rate teams and in second-rate leagues rapidly wanes, leaving one dominant league with monopoly power.

The ideal of evenly balanced sporting contests is continually challenged by economic, social, and technological forces....

A Measure of Malpractice tells the story and presents the results of the Harvard Medical Practice Study, the largest and most comprehensive investigation ever undertaken of the performance of the medical malpractice system. The Harvard study was commissioned by the government of New York in 1986, in the midst of a malpractice crisis that had driven insurance premiums for surgeons and obstetricians in New York City to nearly $200,000 a year.

The Harvard-based team of doctors, lawyers, economists, and statisticians set out to investigate what was actually happening to patients...

Medical malpractice has been at the center of recurring tort crises for the last quarter-century. In 1960, expenditures on medical liability insurance in the United States amounted to about $60 million. In 1988, the figure topped $7 billion. Physicians have responded not simply with expensive methods of "defensive medicine" but also with successful pressure upon state legislatures to cut back on the tort rights of seriously injured patients. Various reforms have been proposed to deal with the successive crises, but so far none have proved to be effective and fair.

In this landmark...