5 10 points The overall effect of a change in money supply on national income as a result of the interest rate transmission mechanism depends upon the shapes of the curves in each stage. The effect will be bigger (choose ALL that apply) the less elastic the liquidity preference curve (L) the less interest-elastic the investment curve (1 the higher the marginal propensity to withdraw (mow) the flatter the withdrawals function. the more semitive are Investors to the rate of interest