A business plan is an important, useful tool for any entrepreneur. Whether you’re still in the planning phase or already established on the market. A business plan helps you with the following topics: ...
Narayanan, V.G., and Joel L. Heilprin. "AT&T Versus Verizon: A Financial Comparison, Spreadsheet for Students (Brief Case)." Harvard Business School Spreadsheet Supplement 917-545, June 2017.