If the CPI was 170 in 1998 and was 187 in 1999, what was the inflation rate in 1999?

According to efficiency wage theory, a firm that raises wages by one percent will actually lower the labor cost per unit of output if the wage increase

A) raises output per worker by more than one percent. B) raises output per worker by less than one percent. C) does not change output per worker. D) lowers output per worker by less than one percent.

A negative cost-benefit ratio means that a program should not be undertaken

a. True b. False