Which of the following equations represent (s) equilibrium GDP: (Y = C + I + G + NX
) i. Y - NX - C = I + G + NX
ii. I - M - G = Y - C - 2G - X
iii. 2NX + Y – 2T + I = 2 – C – G – M + X
iv. Y + NX – C + 2T – I = 2Yd + G + 2NX
a. (ii) only.
b. (ii) and (iii) only
c. (iii) only
d. (iv) only
e. None of the above
Hint: = − and NX = X – M