Because of differences in goals, methods and timing, these state capital joint stock companies had a far from consistent effect on socioeconomic life.

由于目的、方式及时期的不同，这些国家资本股份制企业在社会经济生活中发挥的作用也并非一致。

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In addition, stock selection ability is markedly inversely related to market timing ability.

此外，选股能力和择时能力之间存在强烈的负相关性。

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So far, researches on fund managers have mainly focused on their abilities of market timing and stock picking and trade behavior.

目前国内学者对基金经理的研究主要集中在其择时、择股能力以及交易行为上。

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John now discusses them in his latest book, Mastering the Stock Market: High Probability Market Timing and Stock Selection Tools, published this month by Wiley.

FORBES: The Most Powerful Pivot Level

Besides proper stock selection and timing, handling losses is the most important part of risk management.

FORBES: How To Manage Risk In This Market

His approach to stock selection and timing is heavily influenced by macro developments.

FORBES: Magazine Article