定义 中文名称： 阿尔法数 英文名称： alpha index 定义： 网络中实际的环数与最大可能环数的比。 应用学科： 地理学（一级学科）； 数量地理学（二级学科） 以上内容由 全国科学技术名词审定委员会审定公布 基于1
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Greece's four biggest lenders were the biggest decliners on the Dow Jones European banking stocks index on Wednesday: National Bank, EFG Eurobank, Alpha Bank and Piraeus Bank.
FORBES: Europe Markets Brief
Risk awareness relative to the reference index has become paramount among fixed income players and arguably a source of alpha in and of itself.
FORBES: With Bond Yields So Low, Why Should You Pay More For Active Management?
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