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From 1992 to 2011, average R2 increased from 0.17 to 0.47. During this period, passive financial institutions also grew their ownership from 30 to 50% of the market. Passive investors do not perform fundamental research nor trade around firm-specific news, thus reducing the firm-specific...
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from a long-term contract supplier and a spot market under spot price uncertainty. Design/methodology/approach: This … vary with the trend of contract prices. If the contract price falls, the total quantity purchased in period 1 will decrease … in the degree of risk aversion. If the contract price increases, the total quantity purchased in period 1 will increase …
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