نص أصلي - انجليزي - (42) The Exchange further helps the established...

(42) The Exchange further helps the established firms and dealers with considerable market shares (i.e. the four biggest firms holding approximately 80 % of the United Kingdom market) to defend their market positions more efficiently than they could do without the detailed information on retail sales of their rivals and any changes thereof. By their wider market coverage and sales volume, these firms and dealers already have the advantage of better market k