Given the restrictions on collusion in the US, what techniques do Oligopoly firms use to stay competitive and in business?

I will give brainliest to whoever helps me. And if you post a link and say that there is the answer I’ll report it

After all revenue and expense accounts have been closed at the end of the fiscal year, income summary has a debit of $2,450,000 and a credit of $3,000,000. at the same date, retained earnings has a credit balance of $8,222,600, and dividends has a balance of $125,000. required: a. journalize the entries required to complete the closing of the accounts on december 31. refer to the chart of accounts for exact wording of account titles. b. determine the amount of retained earnings at the end of the period.

1. descriptive statistics quickly describe large amounts of data can predict future stock returns with surprising accuracy statisticians understand non-numeric information, like colors refer mainly to patterns that can be found in data 2. a 15% return on a stock means that 15% of the original purchase price of the stock returns to the seller at the end of the year 15% of the people who purchased the stock will see a return the stock is worth 15% more at the end of the year than at the beginning the stock has lost 15% of its value since it was originally sold 3. a stock purchased on january 1 cost $4.35 per share. the same stock, sold on december 31 of the same year, brought in $4.75 per share. what was the approximate return on this stock? 0.09% 109% 1.09% 9% 4. a stock sells for $6.99 on december 31, providing the seller with a 6% annual return. what was the price of the stock at the beginning of the year? $6.59 $1.16 $7.42 $5.84

(a) what was the opportunity cost of non-gm food for many buyers before 2008? (b) why did they prefer the alternative? (c) what was the opportunity cost in 2008? (d) why did it change?