Hello, Siwei Tang—and welcome to English Forums. Thank you for registering as a member. Siwei Tang I am wondering if it is correct for me to use "through different levels" here.
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Siwei TangI am wondering if it is correct for me to use "through different levels" here.The phrase is unclear to me in that context.
Siwei TangThe idea is that we need to work out a range of standard deviations given different weightings of risk and r