a. Jonathan took a business loan from Chase Bank in 2016. The loan amount was $150,000 and had an interest rate of 6.75%. In 2017, the cost to buy goods and services went up by 1.25%. Please calculate the real interest rate to Chase bank. (1) (1) b. Define natural rate of unemployment C. In 2018, Bangladesh had a GDP loss/gap of 6.25% due to an unemployment rate of 9.5%. What is the natural unemployment rate in Bangladesh? (2) d. Identify three different groups that are not employed but willing to do jobs yet they are not classified as unemployed. (3)