I cant see anything at all and my eyes hurt
Answer:
false
Explanation:
A perfect competition is characterized by many buyers and sellers of homogenous goods and services. Market prices are set by the forces of demand and supply. There are no barriers to entry or exit of firms into the industry.
In the long run, firms earn zero economic profit. If in the short run firms are earning economic profit, in the long run firms would enter into the industry. This would drive economic profit to zero.
Also, if in the short run, firms are earning economic loss, in the long run, firms would exit the industry until economic profit falls to zero.
While the market for lettuce sells identical items, there are many buyers and sellers
Answer:
50%
Explanation:
Contribution margin is used to determine the profitability of a product. it is price less variable cost
Contribution margin ratio = (price - variable costs) / price
variable cost = 80 - 20 = 60
price = 120
(120 - 60) / 120 = 50%
Answer: Lindsey's total investment in education is $18,000.
Since Lindsey's college will cost a total of $6000 per year for the next three years, her total investment in education will be 
.
The $26000 per year that's given in the question is the value of Lindsey's earnings if she chose to work at the local mall. This is the gain Lindsey foregoes in each of the three years in order to learn, and represents her opportunity cost or alternate costs.
