4. Jeffrey Schulze, head of economic and market strategy at ClearBridge Investments, stated that "the Magnificent Seven is no longer the only game in town where earnings growth can occur." Some analysts worry it will get harder for tech companies to impress investors in the year's second half. Do you agree or disagree? Why?

For many years, the Justice Department has tried to break up large firms like IBM, Microsoft, and most recently Google, on the grounds that their large market share made them essentially monopolies. In a global market, where U.S. films compete with firms from other countries, would this policy make the same sense as it might in a purely domestic context?

Jane and Bill are apprehended for a bank robbery. They are taken into separate rooms and questioned by the police about their involvement in the crime. The police tell them each that if they confess and turn the other person in, they will receive a fighter sentence. If they both confess, they will be each be sentenced to 30 years. If neither confesses, they will each receive a 20-year sentence. If only one confesses, the they will receive 15 years and the one who stayed silent will receive 35 years. Table 10.7 below represents the choices available to Jane and Bill. If Jane trusts Bill to stay silent, what should she do? If Jane thinks that Bill will confess, what should she do? Does Jane have a dominant strategy? Does Bill have a dominant strategy? A = Confess; B = Stay Silent. (Each results entry lists Janes sentence first (in years), and Bills sentence second.)

Does each individual in a prisoners dilemma benefit more from cooperation or from pursuing self-interest? Explain briefly.