JStock是一个免费股市软件，它支持多个国家的股市。它提供实时股票信息，指标编辑，投资组合管理和市场聊天功能。-JStock is a free stock market software, it supports a number of national stock market. it provides real-time stock information, indicators editing, portfolio management and market chat.

在投资组合方面很牛的Black-Litterman 策略函数的java版本，可在一个视图中计算预期收益。-This class encapsulates the top level Black-Litterman functionality in terms of backing the risk version out of the market portfolio, and then on to calculating the expected return with views.