Climate change might be disastrous, but does that mean we want carbon taxes that raise the price of a gallon of heating oil to $10? And how exactly will those taxes affect economic growth?
If only the human body could handle trauma as well as biotechnology stocks do.
Accounting rules give financial institutions flexibility about when they choose to recognize venture capital profits.
Soldiers willingly, sometimes foolishly, risk their own lives to keep their comrades out of enemy hands.
Equity is the cushion that protects financial institutions from unexpected changes in the value of their assets. The greater the leverage, the smaller the losses required to wipe out a company's equity, leaving it without enough money to repay the people who hold its debt.
Wal-Mart does not do big mergers, though it will buy much smaller competitors in so-called 'tuck-in acquisitions.'
Insider trading is hard to prove. To be convicted, a person must have bought or sold a stock based on material information that is both unknown to the general public and likely to have had an important effect on a company's stock price.
Trust-me companies are companies whose financial results gallop ahead of their businesses, companies with seemingly perfect control over their quarterly sales and profits. Companies whose financial statements are loaded with footnotes: companies that short-sellers often attack but rarely dent.
After a generation of misrule under Mr. Hussein, who built a huge military infrastructure while neglecting civilian investment, and a dozen years of United Nations sanctions, Iraq's unemployment rate tops 50 percent.
Hedge funds try to produce above-average investment returns using tactics ranging from traditional stock-picking to complex derivative and arbitrage plays. High minimum investments, redemption restrictions and aggressive strategies make them suitable mainly for more sophisticated and well-heeled investors.
Many legal experts note that prosecutors regularly seek indictments of people or companies for destroying evidence or impeding investigations, even if they cannot prove other charges.
In the short run, using militias might be the quickest and easiest way to improve order on Iraq's streets and uproot the terrorists and guerrillas who routinely attack American troops and civilian targets.
Financial news services and other media organizations get press releases 15 minutes before they are distributed to the general public, fueling a furious competition among the news services to rewrite them for their subscribers during their window of exclusivity.
Did anyone in the White House or the N.S.A or the C.I.A. consider flying to Hong Kong and treating Mr. Snowden like a human being, offering him a chance to testify before Congress and a fair trial?
The American pledge not to negotiate with terrorists has been honored more in the breach than the observance from the moment President Ronald Reagan made it.
Microeconomics is the study of how specific choices made by businesses, consumers and governments affect the markets for different goods and services. For example, a microeconomist might examine how price changes affect sales of apples relative to oranges.