金融服务多样化是否能真正改善银行业绩？——基于OECD359家银行的实证研究

摘要

Based on the data of 359 individual commercial banks from seven major OECD countries during the 1996 ～ 2007, the paper studies the relationship between banks income and the diversity of financial services. The study found diversity of financial services has negative effect on the banks income, market risk and credit risk decrease the banks income, macro-economy also increase banks income. Sub-period model found the same results as basic model, off balance sheet activities and non-interest income are negative related to bank income, but the negative impact of non-interest only appeared in the periods of 1996 ～ 2000 and 2001 ～ 2006. Sub-national study found that： off balance sheet activities and non-interest income has a negative impact on the U. S. banks, whereas they have a positive impact on the European banks.%本文通过7个主要OECD国家的359家商业银行1996-2007年数据，探讨金融服务多样化与银行收入之间的关系。实证结果发现金融服务多样化对银行收入起到负面作用；市场风险以及信用风险均显著的降低了银行收入；同时本文验证了宏观经济发展和银行收益具有正相关关系。加入时间效应后的研究结果与基本模型一致，表外业务、非利息收入以及信用风险均对银行收益产生负相关影响，但非利息收入对银行收入的负相关影响只体现在1996-2000年和2001-2006年两个时间段；加入国家效应的研究发现，金融服务多样化减小了美国银行的收益，而对欧洲银行收益则起积极作用。