Historically, capital was mostly invested within a country, but the amount of capital invested in foreign countries has increased (foreign direct investment)
Increasing flows of capital are making the world more interconnected, as most countries' economies are now dependent on flows of investment to and from other countries
Changing flows of products are making the world more interconnected, as many manufactured products bought in one country are produced in other countries
There has been deregulation and opening up of national financial markets to increase competition and allow financial institutions to do business in other countries
High-level services tend to be concentrated in cities in more developed countries, while low-level services are increasingly being relocated to less developed countries with cheaper labour