For a given level of inflation, if a rise in the stock market makes consumers more willing to spend, known as the wealth effect, then the ________ shifts ________.

When applying the marginal principle, you should pick the level at which the activity's marginal benefit equals its marginal cost

Indicate whether the statement is true or false

Which of the following is a situation that makes the market behave inefficiently?

a) when consumers do not have enough information to make good choices b) when the producers have the power to find out exactly what to produce c) when both consumers and producers are fully informed about a product d) when the market is in perfect competition and prices are high