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Noble seeks to manage these risks through hedging and leasing agreements with farmers .

来宝集团试图通过套期保值和与农民之间的租赁协议来控制这些风险。

In the mid-1980s many institutional investors adopted " portfolio insurance " 3 , a way of hedging against market declines .

在1980年代中旬，很多机构投资者采用“投资组合保险”，就是一种对付市场下跌的套期保值。

Many expect clients to demand more hedging because of the crisis .

很多人预计由于危机客户们将需求更多的对冲交易。

Financial innovations such as crop insurance and microfinance are promoting the diffusion of new seeds and fertilisers , and futures markets are facilitating hedging and price discovery .

农作物保险和微观金融等金融创新正在促进新种子和肥料的传播使用，而期货市场为套期保值和价格发现提高了便利。

Mr. tanti said suzlon will have to protect against currency fluctuations in its exports to brazil , hedging the brazilian real against possible fluctuations of the yuan .

坦蒂表示，苏司兰能源公司将不得不在出口巴西的生意中防范汇率波动，在人民币可能的波动中对巴西雷亚尔进行套期保值。