求翻译：随着经济全球化和知识经济的发展,无形资产在企业资产中占的比重越来越大,无形资产的种类也更加丰富,如今,无形资产本身和无形资产的交易都在不断发展,而无形资产的评估方法却依然如昔,成本法、市场法和收益法已远远不能满足无形资产发展的需要,迫切需要探讨一些新的无形资产评估方法。文章的基本思路是先介绍无形资产及无形资产评估的基本知识,然后对现有的三种无形资产评估方法加以比较分析,讨论其适用范围和不足,指出改进无形资产评估方法的必要性,进而提出了无形资产评估的两种新的思路:Black-Scholes期权定价模型和EVA方法。是什么意思？

As economic globalization and knowledge economy of development, intangible assets in enterprise assets in the accounted for of proportion increasingly large, intangible assets of species also more rich, now, intangible assets itself and intangible assets of transactions are in constantly development, and intangible assets of assessment method but still as ever, cost method, and market method and proceeds method has far cannot meet intangible assets development of need, urgent need discussion some new of intangible assets assessment method. Articles of the basic idea is to introduce basic knowledge of intangible assets and intangible asset valuation, and then three existing intangible asset valuation method to compare the analysis, discussion and its scope is not enough pointed out that improving the necessity of intangible asset valuation methods, and to make recommendations the intangible assets valuation of the two new ideas: Black-Scholes and EVA methods of option pricing model.