为什么一些拥有国际业务的美国制造和服务企业选择在国际上捐赠，而另一些则只在美国捐赠？

Why do some US manufacturing and service firms with international operations choose to give internationally whereas others opt to give only in the United States?

• Adrian M. Cowan
• Chia‐Hsing Huang 通讯
• Prasad Padmanabhan