The Optimal Timing of Capital Investment, Financing and Financing

The purpose of this paper is to investigate the optimal timing of capital investment, financing and financing. The statistical population of this research is Tehran Stock Exchange firms. The number of firms listed as the sample is considered. The respondents were asked to answer the questionnaire. This research is among applied research and in terms of method, it is a descriptive study of survey type. Then, using partial least squares approach, the relationship between research variables and main model of research is studied. The raw data obtained from the statistical society were analyzed using appropriate statistical techniques and smart pls software the results showed that there is a significant relationship between optimal operating time and cash assistance. There is a significant relationship between debt financing and cash assistance. There is a significant relationship between investment and cash flow.