A country's production possibilities increases because the available workers become more skilled at using a computer. This is an example of growth caused by

Refer to Figure 6.1. Suppose the economy is originally in steady state at k*1. If the saving rate increases from s1 to s2, the capital-labor ratio will begin to ________, and real GDP per worker will ________

A) rise; rise B) rise, fall C) fall, fall D) fall; rise

The Fixed Effects regression model

A) has n different intercepts. B) the slope coefficients are allowed to differ across entities, but the intercept is "fixed" (remains unchanged). C) has "fixed" (repaired) the effect of heteroskedasticity. D) in a log-log model may include logs of the binary variables, which control for the fixed effects.