Brussels, 18/04/2000 (Agence Europe) - The Vice-President of the European Central Bank (ECB), Christian Noyer, reiterated that the ECB considers the euro's ongoing low exchange rate to be a cause for concern, as he presented on Thursday to the European Parliament Committee on Economic Affairs the ECB Annual Report for 1999. Optimistic about growth prospects in the euro area, the ECB is remaining "vigilant" and will not hesitate, when the time comes, to raise key interest rates. "There can be...