Question1
In the context of EC, __________ are electronic trading-community meeting places for many sellers and many buyers, and possibly for other business partners.
A. exchanges
B. portals
C. social networks
D. B2C
Question 2
Markets in which several large sellers sell to a large number of buyers are called:
A. differentiated markets.
B. fragmented markets.
C. buyer-concentrated markets.
D. seller-concentrated markets.
Question 3
When the market price is higher than the equilibrium price, there is:
A. a surplus.
B. a shortage.
C. both a shortage and a surplus.
D. neither a shortage nor a surplus.
Question 4
A decrease in demand means that quantity demanded falls:
A. at least one price.
B. at a few prices.
C. at most prices.
D. at all prices.
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