What is ex-ante aggregate demand?

To understand the meaning of ex-ante aggregate demand,we need to know the meaning of ex-ante and aggregate demand. When the planned or the desired values of the variables are taken into account, then it is called the Ex-Ante and aggregate demand is the total amount of goods and services demanded in the economy at a given overall price level and in a given time period.Therefore,ex-ante aggregate demand can be defined as planned amount of goods and services demanded in the economy at a given overall price level and in a given time period