Variation of feed conversion rate with growth of broilers is（ ）
A: Gradual increase
B: Gradually reduce
C: Remains unchanged
D: First decrease then increase
A: Gradual increase
B: Gradually reduce
C: Remains unchanged
D: First decrease then increase
举一反三
- A tariff is imposed on a good. This will ________ the domestic producer surplus, ________ the domestic consumer surplus, and ________ total surplus in the home country. A: increase; decrease; decrease B: increase; decrease; increase C: increase; remain unchanged; increase D: increase; increase; increase
- When carrier-based aircraft take off from a carrier, its lift will . A: increase suddenly B: decrease suddenly C: remain unchanged D: increase then decrease
- An increase in the capital stock causes labor productivity to ( ) A: decrease the standard of living to increase. B: increase and the standard of living to increase. C: decrease and the standard of living to decrease.<br/>D<br/>increase while the standard of living remains constant. D: increase while the standard of living remains constant.
- As the economy enters a boom we can generally expect that A: inflation will decrease with little change in the unemployment rate B: unemployment will increase and inflation will decrease C: nominal GDP will increase but only because of an increase in the price level D: inflation will increase and the unemployment rate will decrease E: output will increase with little change in unemployment or inflation
- An increase in the capital stock causes labor productivity to ( ) A: decrease and the standard of living to increase. B: increase and the standard of living to increase. C: decrease and the standard of living to decrease. D: increase while the standard of living remains constant.