Why does an oligopoly only work if there are high barriers to entry in a market?

Colter steel has $5,550,000 in assets. temporary current assets $ 3,100,000 permanent current assets 1,605,000 fixed assets 845,000 total assets $ 5,550,000 assume the term structure of interest rates becomes inverted, with short-term rates going to 10 percent and long-term rates 2 percentage points lower than short-term rates. earnings before interest and taxes are $1,170,000. the tax rate is 40 percent earnings after taxes = ?

What type of negotiating strategy requires the supplier to open its books to the purchasers? a. competitive biddingb. cost-based price modelc. price-based modeld. market-based price modele. transparent negotiations

Experts are particularly concerned about four strategic metal resources that are important for the u.s. economy and military strength, and that must be imported. what percentage does the u.s. import? *