Using the is - lm framework in which model would monetary

Question

Using the IS - LM framework, in which model would monetary policy be more effective (in terms of increasing the level of income)? THINK IT THROUGH

A. I = f (i)             S = f (Y)         G = G_o

B. I = f (i)             S = f (Y)         G = G_o - g (i)

Using the IS - LM framework, in which model would monetary policy produce larger income changes (per unit of monetary stimulus)? THINK IT THROUGH

1. Tx = Tx_o
2. Tx = T_o + tY               t > 0