WITH just four months to go before 2007 draws to a close, private-sector economists have given the economy the thumbs up, predicting that the Republic will power ahead with 7.5-per-cent growth this year. This is up from an estimate of 6 per cent in the last Monetary Authority of Singapore (MAS) survey in June. And next year, Singapore could enjoy economic growth of 6.5 per cent, up from a previous...