Business-to-business e-commerce is forecast to grow from $145 billion in 1999 to $7.29 trillion in 2004, according to a study by market analysis and research firm Gartner Group Inc.
The study found that the growth is expected to represent 7% of the forecasted $105 trillion total global sales transactions in 2004.
The catalyst for B-to-B e-commerce is attributed to the development of online B-to-B marketplaces of buyers and sellers within a particular industry, geographic region or affinity group. So called E-market makers are projected to facilitate $2.71 trillion e-commerce sales transactions in 2004, representing 37% of the overall B-to-B market, and 2.6% of forecasted worldwide sales transactions.