suitability doctrine

Market entry excludes the unqualified participants from the market to reduce the market risk. Suitability doctrine requires dealers to judge whether the derivatives they provide is suitable for customers.
市场准入将不合格的交易主体排除在市场之外,从而降低市场风险;而适当性原则要求交易商必须判断所提供的金融衍生品对客户而言是适当。