what is an ex ante investment 
ex ante investment commonly refers to a company s planned investment during a period and the investment expenditure that is intended ex post investment refers to the actual investment during the period the bottom linethere are many different ways for investors and companies to make important decisions about their investments one of the most common ways to do so is by conducting or reviewing ex ante analysis this type of research is done using forecasting by taking historical returns and performance into account this is common for earnings reports and other major events like mergers 