In which of the following situations would you get the largest reduction in risk by spreading your investment across two stocks?
a. two shares are perfectly correlated
b. no correlation
c. modest negative correlation
d. perfect negative correlation

Juanita and sam attend a beach party and notice that the local beach appears to have a great deal more trash washed up on shore than it did when they were young. the water doesn't appear nearly as clear, and there seems to be less evidence of small water creatures living in the shallows. an afternoon at the local library convinces them that one major cause is the new factory nearby. after some discussion, they decide their next step should be identifying the cause of the changes identifying the problem picketing the guilty factory lobbying their elected representatives to complain about the problem talking to a local environmental group about solutions

China's new 5 percent tax on disposable wooden chopsticks, reflecting concerns about deforestation, has been praised by environmentalists. the move is hitting hard at the japanese, who consume 25 billion set of wooden chopsticks annually. almost all of the chopsticks used in japan come from china. the reuirements for chinese manufacturers of wooden chopsticks to pay the 5 percent tax is a factor in their external environment.

When the price is the equilibrium price, we would expect there to be a causing the market to put pressure on the price until it went back to the equilibrium price. a. above; surplus; upward b. above; shortage; downward c. below; surplus; upward d. below; shortage; downward e. above; surplus; downward?