4% in the USA). Only in 2008 the Polish e-commerce turnover increased by 70% and equalled EUR 3.15 billion (SMB, 2009). A typical feature of the Polish Internet market is a considerable share of online auction markets, accounting for 50 to 60% of the total turnover. In 2008, the value of the Allegro.pl auction market turnover, the leader of the Polish Internet auction markets, amounts to EUR 1.48 billion (an annual increase of 37%). The other four leading auction systems had their turnover estimated at a total of about EUR 0.36 billion, whereas approximately 4,600 online shops recorded a total turnover of more than EU论文网http://www.751com.cn/ R 1.29 billion (SMB, 2009). It must be remarked that a part of the Internet shops turnover is generated through online auctions where the shops offer their products. The development of e-commerce in Poland is stimulated by a dynamically increasing number of Internet users which rose from 7.4 million to 13.8 million (45.6% of population over 15 years old) between
2004 and 2008 (IAB, 2009).