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Industries that are made up of many competing producers,each selling a differentiated product,and whose firms earn zero economic profits in the long run are:
Neotropical Region
A biogeographic region that includes South and Central America, the Mexican lowlands, the Caribbean islands, and southernmost parts of Florida, characterized by its distinct fauna and flora.
Greenhouse Gases
Gases in Earth's atmosphere that trap heat, contributing to the greenhouse effect and global warming.
Global Energy Budget
An accounting of the balance between the Earth's energy inputs from the sun and its outputs back into space, influencing climate and weather patterns.
Biodiversity
The variety and variability of life forms within a given ecosystem, bioregion, or for the entire Earth.
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