Dent 'n' Scratch Used Cars and Trucks employs 3 salesmen. Data for their sales last month are shown in this table: Cars Sold Trucks SoldLarry105Joe99Ralph312Based on last month's data, Joe's opportunity cost of selling a car is ________ than Ralph's, and Joe's opportunity cost of selling a car is ________ than Larry's.

One of the problems with excessive debt is that

A) it worsens the central government's budget position by adding large debt service payments to other budget items. B) it reduces the quantity of resources available to invest in economic development. C) if debt service is substantial, schools, health clinics, roads, ports, other infrastructure, and social needs are less likely to be addressed. D) it can intensify and spread a crisis. E) All of the above.

Imagine you regressed earnings of individuals on a constant, a binary variable ("Male") which takes on the value 1 for males and is 0 otherwise, and another binary variable ("Female") which takes on the value 1 for females and is 0 oth

Because females typically earn less than males, you would expect A) the coefficient for Male to have a positive sign, and for Female a negative sign. B) both coefficients to be the same distance from the constant, one above and the other below. C) none of the OLS estimators to exist because there is perfect multicollinearity. D) this to yield a difference in means statistic.