Measuring e-commerce is difficult JLittle official statistics on e-commerce Jcore indicators of the Partnership on Measuring ICTAD orders received or placed by enterprises(UNCTAD) orders placed by individuals in a household(ITu) over the Internet Do not measure value of transactions Do not capture domestic vs international dimension Do not consider impacts of e-commerce Private data sources
varying, opaque methodologies
Limited geographical coverage, focus on developed countries
Expensive to use