Robert Costanza's research on ecosystem services found that .A) wetlands detoxify and purify water
B) actions taken from a conservation viewpoint actually serve ecosystems more efficiently than those from a preservation viewpoint
C) most ecosystem services can be replicated by humans, but materials like wood cannot be manufactured
D) ecosystem services provided by Earth's biosphere are worth more than goods and services created and provided by people
E) the value of ecosystem services has been overstated in the literature and should be valued at only 1/10 of the value generally accepted by economists

The impact fiscal multiplier is a. usually estimated to have an average value of 2. b. usually estimated to have an average value of 0. c. the actual immediate multiplier effect of a fiscal policy action after taking into consideration direct fiscal offsets and other short-term crowding out of private spending. d. the multiplier effect of a fiscal policy action that applies to a long-run period after all influences on equilibrium real gdp have been taken into account.

Consider the following limit order book for a share of stock. the last trade in the stock occurred at a price of $50. limit buy orders limit sell orders price shares price shares $49.75 500 $49.80 100 49.70 900 49.85 100 49.65 700 49.90 300 49.60 400 49.95 100 48.65 600 a. if a market buy order for 100 shares comes in, at what price will it be filled? (round your answer to 2 decimal places.) b. at what price would the next market buy order be filled? (round your answer to 2 decimal places.) c. if you were a security dealer, would you want to increase or decrease your inventory of this stock? increase decrease

How are interest rates calculated by financial institutions? financial institutions generally calculate interest as (1) interest or (.