In an economic model

for simplicity, let X=M

G = 1

I = 2

if you like decimals C = 3 + 0.75Y or if you prefer fractions C = 3 + 3/4Y

the simple multiplier is equal to

2.

1. In an economic model

for simplicity, let X=M

G = 1

I = 2

if you like decimals C = 3 + 0.75Y or if you prefer fractions C = 3 + 3/4Y

Equilibrium Y* is

In an economic model

for simplicity, let X=M

G = 1

I = 2

if you like decimals C = 3 + 0.75Y or if you prefer fractions C = 3 + 3/4Y

Equilibrium C* is