Equations

• Real GDP Equation


  Nominal GDP/Price Index x 100
• GNI equation

  GDP + net abroad income
• Aggregate demand equation


  C + I + G +(X-M)
• Multiplier (K) equation

  1/1-MPC or 1/MPS
• Marginal propensity to consume equation


  Change in C/change disposable Y
• Marginal Propensity to save equation


  change in savings/change in disposable income