Answer:
D. All of the above.
Explanation:
Their are many reasons why economists study the perfect competition model but we will focus on the options given and it is certified that all of them are the reason for this. Because it is used as a benchmark to compare with other market structures etc.
Firms can enter and leave the market without any restrictions , therefore, there is free entry and exit into and out of the market.
A perfectly competitive firm is known to be a price taker because the pressure of competing firms forces them to accept the prevailing equilibrium price in the market. If a firm in a perfectly competitive market raises the price of its product by so much as a penny, it will lose all of its sales to competitors.
Answer:
The slaves out-numbered the soldiers, so the Spartan had the biggest army to control the slaves. Boys started training at age 7 became soldiers at 18 and served until age 60.
Explanation:
Answer:
the diverse of collegues can be professionaly enriching to ---- exposing you to new skills
Answer:
natural selection operates primarily on characteristics that are tied to reproductive fitness.
Explanation:
Based on the information provided within the question it can be said that this is due to the fact that natural selection operates primarily on characteristics that are tied to reproductive fitness. In other words natural selection keeps those traits that allow the species to live long enough in order to reproduce but does not weed out many harmful conditions and non-adaptive characteristics if the species reaches reproductive age.
