TIA!

1. The government of Westlovakia has just reformed its social security system. This reform changed two aspects of the system: (1) It abolished its actuarial reduction (no benefits penalty) for early retirement, and (2)it reduced the payroll tax by half for workers who continued to work beyond the early retirement age. a. Will the average retirement age for Westlovakia workers increase, decrease or the result is not clear? b. Briefly explain your response to part ( a )