The simple r-g assumption is one of the most important in debt dynamics: an r-g of greater than zero (when interest rates are greater than GDP growth) means that the debt stock increases over time.
简单的对（r-g）的假设是债务动态中最重要的部分之一。
2
Using a real option game theory and method, under a stochastic market, and assumption the target firm is both debt and equity financing, the paper analyzes the timing and terms of mergers.
应用实物期权博弈理论和方法研究在随机市场环境下，目标企业存在财务杠杆情形下，企业并购的时间和条件。
3
'Now, it's in the debtof a variety of countries, on the assumption that some of their currencies may well gain versus the dollar.