Of the 100 largest economies in the world. It has larger annual revenues tha the gnp"s of israel, greece and poland. The top 200 corporations combined sales are bigger than the combined gnps of. The poorest 80% of the world"s population account for . 9 trillion in economic activity compared to . 1 trillion for the world"s 200 top corporations. Human runners (by the greeks to deliver messages) > pony express in the united states (1700"s) > telegraph (1830"s) used wires and wires carried a signal. Movement of information is decoupled from the movement of people. > radio: sends messages without a wire. (end of 19th century) intercontinental is still restricted. Voice was then carried by wire (alexander graham bell 1876) Marconi got credit of tesla"s inventions, but then the injustice was reversed. > cable comes off transmission tower then goes into the home. >now heading in the direction of global communications.