Are changes in consumption and investment typically occur in the same direction and at roughly the same magnitude? Explain
What will be an ideal response?
Consumption and investment usually move together but investment is much more volatile than consumption. Because the level of investment is much smaller than the level of consumption, changes in investment from one year to the next are of the same overall magnitude as changes in consumption.
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The table above shows the exchange rates between various currencies and the U.S. dollar. Between 2015 and 2016, the Euro ________ against the U.S. dollar, the Japanese yen ________ against the U.S
dollar and the Canadian dollar ________ against the U.S. dollar A) depreciated, depreciated, depreciated B) appreciated, depreciated, appreciated C) appreciated, appreciated, appreciated D) depreciated, depreciated, appreciated
In the short run, if price falls below a firm's minimum average total cost, the firm should shut down
Indicate whether the statement is true or false
Suppose the market supply curve is p = 5Q. At a price of 10, producer surplus equals
A) 50. B) 25. C) 12.50. D) 10.
The formula for the standard error of the regression coefficient, when moving from one explanatory variable to two explanatory variables,
A) stays the same. B) changes, unless the second explanatory variable is a binary variable. C) changes. D) changes, unless you test for a null hypothesis that the addition regression coefficient is zero.