Changes in economic policies will frequently have an impact on the unemployment rate. Start by describing (in your own words) the difference between structural and frictional unemployment. Explain whether each of the policy changes described is likely to: (1) affect frictional or structural unemployment, and (2) increase or decrease the measured unemployment rate. a. States are starting to consider rolling back unemployment insurance to prepandemic levels - assume that they are simply decreasing the number of weeks of unemployment insurance that unemployed workers can receive to prepandemic levels (here). b. In April of 2021, President Biden announced an executive order to increase the minimum wage of federal contractors (here). c. In a previous round of stimulus spending, the government increased spending on job-training programs (here).