Chief Economic Advisor to Finance Ministry Kaushik Basu has expressed optimism that farm sector may see 5 per cent growth in the country from October- December and January-March quarters. He said in New Delhi the overall economic growth was expected to cross 9 per cent. Basu, however, added that the economies of Europe and the US must remain stable. In reply to a question, he hinted overall inflation might remain high due to global food situation which has worsned.