If you wanted to understand how an economy grew without looking at the impact of inflation, you should use ________ to compare different times within the economy

When consumers are less confident about their jobs or incomes, they are more likely to

A) reduce purchases of durable goods than nondurable goods. B) increase consumption spending and decrease investment spending. C) reduce purchases of nondurable goods and increase purchases of durable goods. D) increase investment spending and decrease consumption spending.

If marginal utility is a positive number:

a. the more you purchase, the more total utility you get b. the more you purchase, the less total utility you get c. utility is not affected by more purchases d. none of these is correct