Competing political parties often declare that their economic policies are best, and try to convince voters that the winner will be able to influence the economy. One should ask, however, do markets really care about election outcomes? Are there differences in market reactions to Presidential versus Congressional elections? Can one say which branch of government is more influential for economic policy-making?
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Career politicians are among society’s most important people, as their job is crucial for ensuring social cohesion and economic prosperity. Yet, they are rarely a generation’s most talented individuals. More often, instead, they are mediocre people. Where does such mediocrity come from? Is the initial recruitment of politicians important for determining the decision to enter this profession?
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The recent wave of corporate governance reforms has focused on transparency as a key requisite to provide investors with enough information to assess managers’ performance. Regulators also consider transparency effective for avoiding future frauds, like those of Enron or Tyco. But are there costs to transparency, beyond its clear benefits? How should firms and regulators balance such costs and benefits?
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The stark change in US immigration policy following the terrorist attacks of 9/11 has resulted in a sizeable decrease of business and tourist arrivals from abroad, which still have to regain pre-9/11 levels. Several foreign governments have complained about the burden of the new visa rules, which has also stirred debate within the United States. But should the reduction in arrivals be attributed to changes in visa policy or other factors?
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Wharton Professor Olivia S. Mitchell answered readers' questions on how demographic changes affect financial markets and public policy, on global approaches to social security and pension reform, and on public vs. private forms of retirement savings.

A growing number of mergers and acquisitions (M&As) involves firms from different countries. In these international deals, the locations of the acquiring and target companies determine the extent to which their profits are double taxed. How important is the double taxation of corporate profits for choosing the location of the merged entity? Does the effect of taxation have any sizeable effect on national economies?
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The market for legal services is crucial for the efficient functioning of any economy. This market is also typically one of the least competitive and most protected, especially in advanced economies. Several reform proposals have been advanced in recent years, with the goal of modernizing the profession and making the legal market more competitive. Would market-oriented reforms of the legal profession be beneficial to lawyers, their clients, and the economy?
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The number of consumer bankruptcy filings in the United States has increased sharply in the last 30 years, from 1.4 to 8.5 per thousand working-age adults. Where do these dramatic changes come from? Are they explained by the deregulation of the consumer credit market? Do they result from increased information-sharing among lenders made possible by technological progress? Or do more bankruptcies come from the sharp increase in earnings volatility?
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Harvard University Professor Dani Rodrik answered readers' questions on how globalization affects developing countries' growth prospects, on what policies are most conducive to long-term growth in the global economy, and on why some governments are unable to implement them.

Environmental policy has become a major issue in most countries. The public is highly concerned about the long-term effects of global warming, the dangers of nuclear waste disposal, and the consequences of acid rains and of the emission of ozone-depleting gases. Estimating the costs and benefits of alternative policies is very hard: is there a rational policy approach to such challenges?
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