Answer
a) Economic growth, in the short run, would increase with a decrease in consumption and an increase in investment.
Work Step by Step
b) The people who would be hurt by the shift from consumption to investment would be people who are in any industry that is driven by consumption. These people would have lower incomes (and be hurt by the change).
The people who would gain from the increased investment (and decreased consumption) would be people who benefit from the increased economic growth.
