Which real-world market most closely approximates perfect competition?
a. the stock market
b. automobiles
c. higher education
d. cable television services
e. retail clothing stores
Question 2
In the monopoly market structure, new firms
a. cannot profitably enter the industry, even in the long run
b. may freely enter and leave the industry in both the short run and the long run
c. may freely enter and leave the industry in the long run only
d. may freely enter and leave the industry in the short run only
e. have no incentive to enter the industry, even if economic profits are present
Major rivers throughout the world.
World coal reserves in gigatonnes
The common squirrel monkey (Saimiri sciureus) is a small New World primate from the Cebidae (squirre
Phylogenetic tree based on the distribution of 120 alleles in 42 populations from around the world,
"Practice makes perfect"
From this 1946 photo, you can see how computers have changed. This is the ENIAC, the world’s first ...