The Monetary Authority of Singapore (MAS) has said it expects inflation, now at a 26-year high of 6.7 percent, to cool to an average 4 percent in the second half of this year. Singapore's central bank also said on Tuesday that economic growth will slow in 2008, but the expansion will likely remain at a healthy level even under a tighter monetary policy. "Full-year gross domestic growth of between 4%-6%...