This chart from a recent “World Bank staff paper”:http://econ.worldbank.org/view.php?type=5&id=34772 shows the (natural log of) the number of foreign trade mark registrations by country plotted against GDP. Surprise!, there’s a clear linear relationship: TradeMarkRegistrations.gif
Peter Gallagher is student of piano and photography. He was formerly a senior trade official of the Australian government. For some years after leaving government, he consulted to international organizations, governments and business groups on trade and public policy.
He teaches graduate classes at the University of Adelaide on trade research methods and the role of firms in trade and growth and tweets trade (and other) stuff from @pwgallagher