Between 2001 and 2004, the state of North Carolina gave an annual salary bonus of $1,800 to certified math, science, and special education teachers in a set of low-performing and/or high-poverty secondary schools. Eligible teachers were to continue receiving the bonus as long as they continued...

Through the process of "bracket creep," the marginal tax rates faced by taxpayers under a progressive income tend to increase as inflation pushes up nominal incomes. Congress has sought to offset the resulting revenue increases by cutting taxes periodically in recent years. Because of the...