Which type of cost always increases immediately when output increases?

If demand increases by a factor of k, the optimal lot size increases by a factor of

5) Which increases faster, water use or population increase? It is ________ that increases faster.

The marginal cost often increases asproduction increases up to a point because of efficiencies created by largeramounts.

Potential GDP per labor hour can increase due to A: increases in labor productivity. B: increases in the quantity of money. C: increases in population. D: decreases in the quantity of capital.

[单选]Suppose the government increases the size of a tax by 25 percent. The deadweight loss from that tax A: increases by 25 percent. B: increases by more than 25 percent. C: increases but by less than 25 percent. D: decreases by 25 percent.

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.

For the ADC, when the word length increases by 1 bit, the SNR during quantization increases by about 6db.

When the Fed makes an open-market sale， it：（ ） A: increases the money multiplier (m). B: increases the currency-deposit ratio (cr). C: decreases the monetary base (B). D: increases the monetary base (B).

Suppose the government increases the size of a tax by 40 percent. <br/>The deadweight loss from that tax ( ) A: increases<br/>by 40 percent. B: increases<br/>by more than 40 percent. C: increases<br/>but by less than 40 percent. D: decreases<br/>by 40 percent.