为什么股指期货

股指期货是一种衍生金融工具，以股票指数为标的物进行交易。它允许投资者通过低成本的方式对股票市场进行套期保值或投机。那么，为什么会有股指期货这种产品呢？以下是一些可能的原因及其英文翻译对照：

1. Hedge Exposure: 股指期货可以作为一种对冲工具，帮助投资者降低股票市场的风险。通过买入或卖出股指期货，投资者可以避免因股票价格下跌而遭受损失。英文翻译对照：

Why do we have stock index futures?

Stock index futures are a derivative financial instrument that allows investors to trade based on stock indices. They allow investors to hedge their exposure to the stock market at a low cost or to speculate on future stock price movements. So, why do we have stock index futures? Here are some possible reasons and their corresponding English translations:

1. Hedge Exposure: Stock index futures can serve as a hedging tool that helps investors reduce their risk in the stock market. By buying or selling stock index futures, investors can avoid losses caused by stock price declines.