In 2020, Gamma sold used equipment for $13. The equipment had an original cost of $80 and accumulated depreciation as of the date of sale was $60. It also purchased held-to-maturity securities for $9. Net income for the year was $66 after deducting $12 in depreciation expense. There were no other transactions conducted during the period. How much are the 2020 operating cash flows for Gamma

What outputs a and b (in millions of dollars per year) should the two industries generate to satisfy the demand? you may be tempted to say 1,000 and 780, respectively, but things are not quite as simple as that. we have to take into account the interindustry demand as well. let us say that industry a produces electricity. of course, producing almost any product will require electric power. suppose that industry b needs 1o¢ worth of electricity for each $1 of output b produces and that industry a needs 20¢ worth of b's products for each $1 of output a produces?