以下各句正确的是__________。
A: An increase in demand is likely to cause a rise in prices.
B: Increases in demand usually lead price increases.
C: If demand increases; as a result, prices tend to rise.
D: Increases in price are often resulted by increases in demand.
A: An increase in demand is likely to cause a rise in prices.
B: Increases in demand usually lead price increases.
C: If demand increases; as a result, prices tend to rise.
D: Increases in price are often resulted by increases in demand.
举一反三
- Price elasticity of demand along a linear, downward-sloping demand curve increases as price falls. A: 正确 B: 错误
- 中国大学MOOC: Price elasticity of demand along a linear, downward-sloping demand curve increases as price falls.
- Good A and good B are substitutes in production. The demand for good A decreases, which lowers the price of good A. The decrease in the price of good A ( ) A: decreases the supply of good B: increases the supply of good C: decreases the demand for good D: increases the demand for good
- The price of chicken increases as the result of higher pork prices. This indicates that A: chicken and pork are substitutes. B: chicken and pork are complements C: the market demand for pork is inelastic. D: the market demand for chicken is elastic.
- If demand increases by a factor of k, the optimal lot size increases by a factor of