Regulation Q was rendered ineffective by the invention of

According to research by James Shepherd and Samuel Williamson, colonial coastal commerce comprised about _________ of the volume of total overseas trade

a. one-tenth b. one-third c. one-half d. three-fourths

If the marginal propensity to save is 0.2 in an economy, a $20 billion rise in investment spending will increase:

A. GDP by $120 billion. B. GDP by $20 billion. C. saving by $25 billion. D. consumption by $80 billion.