finally, figures close to the France government have murmured, euro-zone members should agree to some fiscal and social harmonization: e.g., curbing competition in corporate-tax rates or labour costs.
2011年考研真題（英語二）閱讀理解 Section Ⅱ
It is stuck because the euro zone's dominant powers, France and Germany, agree on the need for greater harmonization within the euro zone, but disagree about what to harmonies.