Historically, security officials in government and corporations were primarily concerned with fraud, credit card theft, and hackers. since 9/11, however, officials are much more concerned with:

Martha is one producer in the perfectly competitive jelly industry. last year, martha and all of her competitors found themselves earning economic profits. if there is free entry and exit, what do you expect to happen to the number of suppliers in the industry and the price of jelly? the number of suppliers will increase, and the price of jelly will fall. the number of suppliers will decrease, and the price of jelly will increase. the number of suppliers will increase, and the price of jelly will increase. the number of suppliers will decrease, and the price of jelly will fall.

What did surprise you in personalities

Which theorem states that no two species competing for the exact same resources can coexist? which theorem states that no two species competing for the exact same resources can coexist? resource partitioning principle complex community network principle dominance species principle competitive exclusion principle?