Capital Adequacy是资本充足率，在CFA考试中这是CFA二级中的知识点，对于这个知识点你掌握的如何呢？跟着小编一起看看吧！
对于资本充足率，一方面基于风险需要对于riskier asset需要给与更高的权重；另一方面需要确定准备的资本及加权风险资本。
在核算资本充足率时，不同的资本具有不同的层级设定，具体包括：
Common Equity Tier 1 Capital 普通股一级资本，包括common stock, issuance surplus related to common stock, retained earnings, accumulated other comprehensive income, and certain adjustments including the deduction of intangible assets and deferred tax assets.
Other tier 1 capital 其他一级资本，包括Capital includes other types of instruments issued by the bank that meet certain criteria.
Tier 2 Capital 二级资本，包括instruments that are subordinate to depositors and to general creditors of the bank, have an original minimum maturity of five years, and meet certain other requirements.
其中在巴塞尔协议三中，对于zui低资本率有相应要求：
Common Equity Tier 1 Capital must be at least 4.5% of risk-weighted assets.
Total Tier 1 Capital must be at least 6.0% of risk-weighted assets.
Total Capital (Tier 1 Capital plus Tier 2 Capital) must be at least 8.0% of risk-weighted assets.
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