Your economics professor offers 10 points extra credit if you attend a review session before your next exam. This extra credit is an example of A. an incentive to attend the review session. B. a decrease in marginal benefit to attend the review session. C. an increase in marginal cost to attend the review session. D. a sunk cost. IS. a rational choice.

Four analysts cover the stock of fluorine chemical. one forecasts a 6% return for the coming year. the second expects the return to be negative 6%. the third predicts a return of 8%. the fourth expects a 2% return in the coming year. you are relatively confident that the return will be positive but not large, so you arbitrarily assign probabilities of being correct of 35 % comma 8 %, 17 %, and 40%, respectively, to the analysts' forecasts. given these probabilities, what is fluorine chemicals expected return for the coming year

Adistinguishing feature of ecological economics is the concept of cost-benefit analysis steady-state economies that, like natural systems, neither grow nor shrink environmental damage and also environmental benefits are external greenwashing to increase public acceptance of products the only healthy economy is one that is growing

By which distribution system is more than 90 percent of u. s. coal shipped? a. pipelinesb. trucksc. waterwaysd. railroadse. none of the above