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α: calibrated so average coauthorship-adjusted count equals average raw count
In the second half of 2012, euro area inflation started declining and reached historical lows at the end of 2014. Market-based measures of inflation expectations also declined to unprecedented levels. During this disinflationary period, inflation releases have often surprised analysts on the downside. We provide evidence that inflation ‘surprises’ have significant effects on inflation expectations. The sensitivity of inflation expectations to the surprises, which has varied over time, disappeared after the introduction of the Asset Purchase Programme by the European Central Bank.