本文以“四方式二形态假说”作为基本准则和框架,分析世界经济,得出世界经济主体正跨进一个新的经济时代的结论。价值工程在世界经济从机器经济时代进化到信息经济时代,从物质经济运行形态进化到功能经济运行形态起了和起着巨大的作用。把功能R＆D作为价值工程活动的前导,能改变传统价值工程方法能动性发挥不够、创新不足、与市场和技术缺乏互动的状况,使其更符合经济新时代的需求。本文还论述了功能R＆D的特点。并指出,创一流企业要加强功能R＆D。 Based on the “Four Patterns and Two Patterns Hypothesis” as the basic norms and framework, this paper analyzes the world economy and draws the conclusion that the world economic body is entering a new economic era. Value engineering has played an enormous role in the evolution of the world economy from the era of machine economy to the era of information economy, from the evolution of the operation of the material economy to the operation of the functional economy. The function of R & D as a leading value engineering activities, can change the traditional value engineering methods not enough motivation, lack of innovation, lack of interaction with the market and technology, making it more in line with the needs of the new era of the economy. This article also discusses the features of the feature R & D. And pointed out that a first-class enterprises to strengthen the function of R & D.