Ex-ante investment refers to the desired investment or planned investment during the period of one year. This is the investment expenditure which is intended to be made in the economy during the period of one year.
Ex-ante savings refers to the desired savings or
planned savings during the period of one year. This is the savings which is
intended to be made in the economy during the period of one year.
Therefore, these will be equal only at the equilibrium level of income.