Senior European Central Bank officials signaled on Friday that the bank is ready to boost its EUR1.7 trillion bond- purchase program again, countering investor concerns that the ECB could start to slow its asset purchases. But in a sign that any fresh stimulus would face strong resistance in Germany, Europe's largest economy, the nation's finance minister, Wolfgang Schäuble, warned that central banks are reaching the limits of what they can achieve without causing harm. Earlier this week, financial markets were rattled when Bloomberg reported that the ECB had reached a consensus on how to gradually reduce its asset p ... (full story)