In a regular project with an initial cash outflow and subsequent cash inflows, when is the net present value positive? 1) When the cost of capital is greater than the internal rate of return (IRR) 2) When the cost of capital is less than the internal rate of return (IRR) 3) When the cost of capital is equal to the internal rate of return (IRR) 4) When the cost of capital is not related to the internal rate of return (IRR)