A tax rate increase necessarily leads to an increase in tax revenue for the government

The above table shows a short-run production function for Albert's Pretzels. The marginal product of labor

A) rises then falls as the amount of capital increases. B) falls then rises as the amount of labor increases. C) is greater than or equal to the average product of labor for all amounts of labor. D) is less than or equal to the average product of labor for all amounts of labor.

The rule of 70 is: a. the ratio of 70 to the growth rate of a nation

b. the sum of 70 and the growth rate of a nation. c. the difference between 70 and the growth rate of a nation. d. the product of 70 and the growth rate of a nation.