• More evidence of a brightening outlook in Europe helped the euro make a fresh run at $1.10 against the greenback, a level it has touched twice in the past week, and its highest terrain since early March. 
  
  
• Germany's leading IFO index climbed more than a point to 107.9, marking the fifth improvement in as many months, and the healthiest reading in eight. The better data on Europe's biggest economy followed other upbeat reports recently on euro zone business activity, which neared a four-year high, and last week's German ZEW index of investor confidence that rose to its highest in more than a year. 
  
  
• Still, sustainable gains may be tough to come by for the euro with the ECB only in the infancy of a QE program that will flood area financial markets with euros, putting downward pressure on interest rates and dilute the currency's value.