engineering economics question

di te errective annual interest rate. 3. A firm spent $2 million for new equipment that reduces greenhouse gases in their operations. The process improvement saved 47 them $14,000 in the first month. G (a) What is the first month's rate of return on this investment? Express that value on an annual effective basis, (b) If this investment was judged not to make economic sense, should some entity pay to reduce such emissions? Who and why? Con instant fan fenna wale wanaona han the