摘要：在經濟“全球化，多元化“的影響下，現代企業發展迅速，傳統的資金管理已經滯后，而很多企業卻忽視了資金成本的重要性。資金成本主要是指企業為籌集和使用資金而必須付出的費用。資金成本是財務管理中一個重要的概念，資金是推動企業發展的基礎，企業為擴大生產建設、加大投資取得收益需要獲取必要的資金。而資金成本的高低將制約企業的發展，影響著企業的籌資決策和投資決策。 

　　　本文就資金成本在財務決策中的應用做出一些探討，通過對青島海爾股份有限公司利用資金成本做出有效籌資和投資決策這一案例分析說明資金成本在財務決策中的應用，根據我國企業資金成本運用現狀，提出一些降低企業資金成本的建議。企業需要不斷改善資金的管理，提高資金資金運行效率，制定最佳籌資方案，才能逐步解決資金成本應用的困惑。

關鍵詞： 資金成本；財務決策；籌資決策；投資決策

Abstract：In the economic globalization,under the influence of diversified, modern enterprises have developed rapidly, the traditional financial management has lagged behind, and many enterprises have ignored the importance of capital cost. Capital cost mainly refers to the collection and use of funds but must pay a fee. The cost of capital is in the financial management is an important concept, capital is to drive the basis for the development of enterprises, enterprises to expand production and construction, increase investment income needed to obtain the necessary funds. While the fund cost will restrict the development of enterprises, influence enterprise's financing and investment decision.

　　　In this paper, the cost of capital in the financial decision making to make some discussion on application, through to the Qingdao Haier limited use of capital cost to make the effective financing and investment decision in this case analysis shows that the cost of capital in financial decision-making in the application, according to our country enterprise's cost of funds utilization present situation, put forward some suggestions to reduce the cost of capital. Enterprises need to continuously improve the capital management, raise capital to capital to run efficiency, make the best financing scheme, to gradually solve the capital cost of application of confusion.

Keywords: The cost of capital; Financial decision; Financing decision; Investment decision