European shares ended down for a fourth consecutive session on Tuesday.
The FTSEurofirst 300 index of top European shares finished 0.8% lower at 826.36 points after rising to a high of 840.27.
The OECD said that governments risk killing economic recovery if they withdraw stimulus spending too fast, and added that the name of the game was to move from policy-driven recovery to a self-sustaining growth.
In Frankfurt, the DAX index ended at 4,598.19 points, down 53.63 or 1.15%.
In Paris, the CAC-40 index closed at 3,048.57 points, down 33.59 or 1.09%. The Swiss market index closed at 5,329.2 points, down 24.95 or 0.47%.
In London, the FTSE 100 was 7.91 points lower, 0.19%, at 4,817, after losing 1% on Monday.
Other markets
In Japan, the Nikkei closed down 33.08 points, 0.34%, at 9,647.79.
In Hong Kong, the Hang Seng Index fell 117.14 points, 0.65%, to 17,862.27.
In Australia, the S&P/ASX 200 index shed 16.8 points, 0.44%, to 3,766.9 - its lowest close since 28 May. The All Ordinaries index eased 16.4 points, or 0.43%, to 3,767.8 points.
Earlier, the Reserve Bank of Australia held interest rates at 3%.
In New Zealand, the NZX50 had a relatively flat trading day, closing up 3 points at 2744 on Tuesday on turnover of $50 million.
In currency markets: the dollar was trading at 63.75 US cents, 79.8 Australian cents, 39.15 pence, 60.8 yen and 0.4557 euro. The Trade Weighted Index was at 60.29.