The circular-flow diagram illustrates that, in markets for the factors of production, ( ) A: households are sellers, and firms are buyers. B: households are buyers, and firms are sellers. C: households and firms are both buyers. D: households and firms are both sellers.

In the simple circular-flow diagram, the participants in the economy are A: firms and government. B: households and firms. C: households and government. D: households, firms, and government.

In the simple circular-flow diagram, A: households own the factors of production. B: households buy all the goods and services that firms produce. C: land, labor, and capital flow from households to firms. D: All of the above are correct.

18) According to the circular flow model A: . in the market for goods and services, households are buyers and firms are sellers. B: . the market for goods and services, households are sellers and firms are buyers. C: . in the market for factors of production, households are buyers and firms are sellers. D: . firms are the owners of the factors of production.

In the circular-flow diagram, which of the following items represents a payment of a factor of production? A: Interest B: Spending by households on service C: Spending by households on goods D: capital

Capital income does not include income paid to households for the use of their capital

The Friedman Rule is optimal because A: Households would be able to buy more as prices decrease. B: The central bank has better control of the money supply. C: Money is neutral. D: Households are indifferent between holding bonds and money.

The California state government has already ______ the households to make greater efforts to conserve water for the future.

In previous times， then fresh meat was in short ________， pigeons were kept by many households as a source of food.

Households accumulate wealth across a broad spectrum of assets.Here “accumulate” can mean the followings except