Brussels, 22/03/2001 (Agence Europe) - The European Union and the Mercosur will try to cast light by 1 July on the numerous issues, which remain to be resolved to begin the tariff and services negotiations, indicated the negotiators following the 4th round of negotiation for an EU-Mercosur association and free trade agreement, which was held this week in Brussels. Both parties agreed to present their negotiating text one month before the 5th round, which is to open on 1 July in Montevideo....