What is the news item mainly about? [br] [originaltext] The world economy is

The world economy is not growing as fast as many experts had hoped.(21)The International Monetary Fund recently announced it was changing its prediction for future economic activity. The IMF now says it expects the world economy to grow only a little over 3 percent in 2013, that is down from an earlier prediction of 3. 3 percent.(22)The IMF blamed the slower growth in part on what it called "continuing growth disappointments" in developing countries, and a deeper than expected recession in Europe. International demand for goods and services has decreased as people buy less: that is especially true in Europe. There a debt crisis and government cost-cutting measures have produced the longest economic slowdown in the history of the 17-nation eurozone.