In actual practice, managers most frequently use which two types of investment criteria? A) NPV and PI. OB) AAR and IRR. C) IRR and payback. D) IRR and NPV. E) NPV and payback Which one of the following is an example of positive side effect? $4,500 reduction in comic book sales if a store commences selling comic movies $1,500 paid to repair a machine last year $1,800 increase in comic book sales if a store commences selling puzzles $3,500 paid to a marketing consultant to help decide whether or not to start a new product line $1.5 million building used for a project that would rent for $100,000 otherwise