Exam questions - Chapters 3 and 4

In 2000, the number of unemployed individuals was 100, and the number of employed individuals was 900. In 2008, the number of unemployed individuals was 200 and the number of employed individuals was 1900. Which of the following is correct ?
Which of the following scenarios best illustrates a case of cyclical unemployment?
Which of the following phenomena will lead to an increase in interest rates on the market for loanable funds?
Consider the following production function : Y = A· F(L,K,H,N) with A being technological knowledge, L labor, K physical capital, H human capital and N natural resource endowments. Let’s assume that the production function exhibits constant returns to scale, and declining marginal factor productivity. Which of the following is correct ?