Under competition, the rate of return on investment tends toward equality in all industries. Introductory and intermediate microeconomics textbooks are sketchy in explaining how capital is allocated by financial markets. Capital budgeting techniques, primarily net present value, deserve a more...

“[U]nder competition, the rate of return on investment tends toward equality in all industries.” Introductory and intermediate microeconomics textbooks are sketchy in explaining how capital is allocated by financial markets. Capital budgeting techniques, primarily net present value, deserve...