Which of the following countries achieved higher economic growth, in part by mandating a reduction in population growth?

Keesha consumes only milkshakes and burgers. At her consumer equilibrium, which of the following is TRUE when Keesha can buy any portion of a unit of a milkshake or burger?

A) The marginal utility per dollar from a milkshake will exceed the marginal utility per dollar from a burger if she likes burgers more than milkshakes. B) The marginal utility per dollar from a burger will exceed the marginal utility per dollar from a milkshake if she likes burgers more than milkshakes. C) The marginal utility per dollar will be the same for each good. D) The marginal utility will be the same for each good.

Before 1815, Hughes and Cain (2011) claim, westward movement was blocked by

(a) disputed claims to western lands. (b) lack of government land sale surveys and offices. (c) hostile Indian tribes. (d) all of the above.