Answer to Question 1
Public choice theory is an economic theory that the public officials who set economic policies and regulate the players act in their own self-interest, just as firms do.
Answer to Question 2
Free trade is controversial because it affects various groups in the economy in different ways. While both trading partners on the whole will gain from free trade, some individuals may lose. For example, opening up the economy to trade may allow consumers to buy goods at lower prices but could affect the wages and jobs of domestic workers.
Do-Ho Suh, Public Figures.
Selected Biological Response Modifiers
How to solve application problems containing quadratics (Question 3)
Acquisition and Extinction of a Salivary Response
The four identity statuses proposed by Marcia, based on Erikson's theory
People who are color-blind see colors differently. (a) Those with normal vision see the red leaves.