关闭
Solve the challenge
Determine the optimal portfolio of securities (February 2005; February 2006) for an investor whose main goal is to obtain a guaranteed stable income from the following:
其他 / 杂项16.12.201504 849
客户项目和文章的每日浏览量。
Determine the optimal portfolio of securities (February 2005; February 2006) for an investor whose main goal is to obtain a guaranteed stable income from the following:
查看客户发布和完成的项目数量,并阅读自由职业者的评价。在回复中展示类似的作品,并说明价格和截止日期。
客户在工作开始前在平台上保留付款;自由职业者在结果被接受后收到付款。保持讨论在站内消息中 — 这在争议中保护双方。