Q. Where can I find data on foreign direct investment?

Global Market Information Database - Search for "foreign direct investment" to find all available data series.

World Development Indicators from the World Bank also provides statistics on foreign direct investment.  Use the "Find an Indicator" search box to find your data series.

The United Nations Conference on Trade and Development (UNCTAD) publishes an annual World Investment Report. 

The Bureau of Economic Analysis also provides data on foreign direct investment to and from the US.