Which of the following is an example of a positive externality? a) Sam dug a pond so he could go fishing, but the pond has contributed to an explosion of mosquitoes in your neighborhood. b) Sam has dozens of cats, and they come into your yard to hunt the birds that come to your bird bath. c) Sam buys a dilapidated house because of low price. He renovates it. By doing so it also increases the property values of all houses in the neighborhood. d) Liquid waste from Sam's chicken farm flows into a neighbor's well water.

answer; (1) blank; decreases; ///blank(2) increases; ///blank(3)increases;

a manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. at the end of december, the company wishes to forecast sales for january. the estimate of trend through november has been 200 additional boards sold per month. average sales have been around 1000 units per month. the demand for december was 1100 units. the company uses α = 0.20 and β = 0.10. make a forecast including trend for the month of january.

anjan should should report alteast 5000 on the first apyment and 10,000 each year

explanation:

answer; closing the loop;