The Economic Affairs Secretary R Gopalan has said that the RBI's decision to cut cash reserve ratio (CRR) by half a percentage point will boost the economic growth by increasing liquidity in the system and reducing cost of fund.Talking to reporters in New Delhi today, he said the third quarter monetary policy also indicates that the interest rate cycle has peaked and there is a recognition that growth has to be now fostered. On the year-end inflation, Mr Gopalan said it is likely to be 7 per cent or even slightly lower than that.