Which of these is a characteristic of a pure command economy?

In a hierarchical multiple regression analysis

a. the researcher determines the order in which variables enter the analysis b. predictor variables that account for more variance in the outcome variable enter the regression equation first c. variables are entered into the regression equation in sets d. only variables that increase R2 enter the regression equation e. only predictor variables that predict unique variance in the outcome variable enter the equation

Which of these is someone who is most likely to become a cabinet minister in Great Britain?

a. a lawyer with years of private-sector experience in a single field b. a longtime politician who has displayed loyalty to his or her party c. a successful entrepreneur with political connections to the ruling party d. a longtime advisor of the prime minister who hopes to run for office someday