1) (5 points) For each of the following pairs of products, state which are complements, which are substitutes, and which are unrelated.

a. Computers and tulip bulbs

b. Pen and pencil

c. Bricks and cement

d. Pen and paper

e. Chips and Nachos

2) (5 points) Imagine you own a firm in which of the following market environments would you prefer to be: Perfect competition, monopolistic competition, oligopoly or monopoly. Why?

3) (5 points) For each of the following goods, say if they are part of Switzerland's GDP for 2022:

a. Chocolate produced in Switzerland and sold in Paris.

b. The milk used as input in the production of chocolate.

c. A snowboard sold second-handed.

d. A Spanish ham produced in Madrid and sold in Zrich.

e. A watch produced and sold in Switzerland

4) (5 points) Imagine you could decide the unemployment rate for your country. What would you chose? Why?