The invention comprises a risk model and data, and is provided on a secure Web-based, interactive platform, whereby a user can build customized risk analyses and reports, covering multiple asset classes and markets. The invention also organizes and categorizes assets along dimensions best reflecting a user's investment process, determines risk assumed, determines sources of risk, allows viewing of a portfolio's risk exposures, identifies and quantifies sources of volatility, provides streamlined risk reporting, and provides a trade scenario utility.