The Gauss-Markov theorem will not hold if _____.
A. the error term has the same variance given any values of the explanatory variables
B. the error term has an expected value of zero given any values of the independent variables
C. the independent variables have exact linear relationships among them
D. the regression model relies on the method of random sampling for collection of data
Answer: C
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The most significant international undertaking to prevent worsening of global warming is the
a. Montreal Protocol b. Rio Declaration c. Agenda 21 d. Kyoto Protocol e. None of the above
Which of the following equations for domestic absorption is correct?
A) a ? c + i + g + im B) a ? c + i + g + im - x C) a ? x - im D) a ? c + i + ca + im
According to the U.S. Bureau of Labor Statistics, the term “employed” includes all full time workers and part-time workers.
Answer the following statement true (T) or false (F)
Paying into a pension fund while you are earning wages and salaries is equivalent to
a. borrowing money. b. lending money. c. withdrawing from a savings account. d. paying off debt.