... Eight principles of finance Principle 1: Buy assets that add valua; Avoid buying asset that don't On the simplest ... new one that works faster, doesn't break down as often, and uses less ink and energy. The finance question about these two alternatives is: Which-keeing the old photocopier or buying a ... now the pizza parlor will have a negative cash flow of $200 of paying for the ingredients.)In finance, cash flow is all-important. Most corporate financial data comes from accountants, who...