How Many Years of Cash Flow Is a Stock Price? Duration, Survivorship, and the AI Capex Boom

A share price is the present value of every future cash flow a company will ever produce, discounted back to today. That is the textbook definition, and almost nobody disputes it. What gets far less attention is a simple follow-up question: how far into the future does that value actually sit? And once you have the answer, an uncomfortable second question follows — do companies even survive long…