The answer is that in the presence of transaction costs, the formal authority of company decision-making may solve bargaining problems better inside the firm than market trading outside.

答案在于，在有交易成本的情况下，与外部的市场交易相比，公司决策的正式权力也许能够更好地解决议价问题。

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But along the edges, the firm has been looking for short-term trading opportunities in a more predictable place: the stock market.

但是，沿着这种优势，该公司已经在一种相对更容易预测的市场——股票市场寻找短线交易机会。

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There are still some anomalies such as small-firm effect, time effect, Book-to-market effect, momentum trading strategy and contrary investment strategy.

存在着像规模效应、时间效应、价值效应、惯性策略与反转策略等诸多异常现象。

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His firm now pitches its online trading customers on money market accounts, mortgages, asset management and loans.

FORBES: After the Bubble

Mr Whitcomb runs Automated Trading Desk, a firm that competes with market makers, and freely admits the need for independent confirmation of his findings.

ECONOMIST: Collusion in the stockmarket

ComScore shares are down sharply in late trading Wednesday after the Internet market research firm reduced its guidance for 2011.

FORBES: ComScore Trims 2011 Guidance; Shares Crushed After Hours