Medicaid was established in 1965 as a joint state and federal program to provide medical insurance to Americans who are poor and have disabilities, and it has grown from 1percent to 3 percent of GDP. The source of Medicaid s growth over the past 50 years must inform efforts to reform the program...

Desire for mastery is an important human motive distinct from the profit motive. In business, mastery involves a product or service, and validation occurs through comparison with other entrepreneurs' products. Consumers' choices validate entrepreneurs' performance. We term an entrepreneur's...