Because of the free-rider problem,

a. private markets tend to undersupply public goods.
b. the federal government spends too many resources on national defense and not enough resources on medical research.
c. fireworks displays have become increasingly dangerous.
d. poverty has increased.

a

Economics

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Indicate whether the statement is true or false

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According to the random walk theory

A) the probability that a stock's price will increase tomorrow is greater if it increased today. B) the probability that a stock's price will increase tomorrow is greater if it decreased today. C) the best forecast of tomorrow's price is today's price. D) the best forecast of tomorrow's price is found by determining the trend for the last five trading days.

Economics