在当今变动不居的商业社会中，突破和成长是成功的关键要素。
In today’s volatile business world, stretch and growth are the key ingredients for success.
价格变化的基本要素是人的情感。慌乱、恐惧、贪婪、不安全感、担心、压力和犹豫不定，这些是短期价格变动的主要根源。
The basic substance of price change is human emotion. Panic, fear, greed, insecurity, anxiety, stress, and uncertainty are the primary sources of short-term price change.
当经济增长时，在技术、生产要素供应量和需求方面会有重大的变动。
As economies grow, there are major changes in technology, factor supplies, and demand.
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