<span>Select the Group By function. This makes it so that records of the same group are placed onto a single record with a column that is added and holds a nested table of the remaining columns. This function also returns a table with records grouped together based on the values in one or more columns.</span>
I 'm not sure but the answer might be A.
<span>A four-firm concentration ratio measures the fraction of an industry's sales accounted for by the four largest firms. A four-firm concentration ratio compares different companies within the same market and the type of control they have over it. The control is in relation and indication of an oligopoly that the companies create together.
</span>
Answer:
You should increase production.
Explanation:
According to microeconomic theory, the equilibrium point for production is where the value of marginal cost equals the price. While the marginal cost be less than price, is accurate to say that cost productions are not being minimized. This minimization of cost is reach exactly when the marginal cost equals the price.
The correct answer is choice c, changes in the price level.
Aggregate supply is only affected by capital, labor, and technology in the long run because everything in the economy is assumed to be used optimally. Of the options that are presented, the only option that is not capital, labor or technology is the change in price level, which makes it the correct answer.
