31. They say over-dependence on the natural resources sector leaves Russia vulnerable to oil price fluctuations . 32. The economy remains highly vulnerable to oil price fluctuations . 33. There has been no diminishment of that, even though there has been a price fluctuation . 34. Companies use options to protect themselves against price fluctuations . 35. The ability to sell short securities is essential in a market with wild price fluctuations . 36. A producers'cooperative, it aimed to restore stability to the industry and eliminate wild price fluctuations . 37. The tooth market, meanwhile, is exhibiting wild price fluctuations . 38. There are no provisions that would alter or terminate the agreement because of stock-price fluctuations . 39. By my calculations, Stop & amp; Shop has come out ahead on all the price fluctuations . 40. That caused all trades to prompt price fluctuations .