Margin accounts have the effect of

A、Reducing the risk of one party regretting the deal and backing out 

B、Ensuring funds are available to pay traders when they make a profit

C、Reducing systemic risk due to collapse of futures markets

D、All of the above
Margin accounts have the effect of A、Reducing the risk of o - 2 远期与期货概述 Chapter 2 Introduction to Forwards and Futures - 金融工程学(双语) - 学堂在线 | 大学网课搜题引擎