For the cost function C(Q) = 1000 + 14Q + 9Q2 + 3Q3, what is the marginal cost of producing the fourth unit of output?

Which of the following is an example of a product that is made available through public provision?

i. local police protection ii. public schools iii. local fire department A) i only B) i and ii C) iii only D) i and iii E) i, ii, and iii

China is a large open economy with an extraordinarily high saving rate

If, as seems likely, there is a decrease in desired saving in the coming years, what effects should we expect to see on China's trade balance (net capital flow), domestic real interest rate, and actual levels of saving and investment?