Technology changes, economic laws do not

The assertion above, contained in the introduction of Varian & Shapiro's book "Information Rules" (1999), is the tone of The Economist's survey on the new economy of September 21st, 2000. The report called "Untangling e-conomics" (look at the right sidebar on Documents & Reports) describes the economic benefits of new information technologies, but poses questions to the more optimistic observers in regard of its magnitude and impact on economic growth.