Which of the following is true if the volume of sales increases (within a relevant range)? A. total fixed cost increases B. total variable cost decreases C. total variable cost increases D. total fixed cost decreases

1) u.s. real gdp is substantially higher today than it was 60 years ago. what does this tell us, and what does it not tell us, about the well-being of u.s. residents? what are the limitations of the gdp as a measure of economic well-being? given the limitations, why is gdp usually regarded as the best single measure of a society’s economic well-being? 2) what is an intermediate good? how does an intermediate good differ from a final good? explain why it is the case that the value of intermediate goods produced and sold during the year is not included directly as part of gdp, but the value of intermediate goods produced and not sold is included directly as part of gdp.

True or false: a fitted model with more predictors will necessarily have a lower training set error than a model with fewer predictors.

Amap from a trade development commission or chamber of commerce can be more useful than google maps for identifying