Investment in global public goods could fund the world economy's recovery
Market is seeking clues from US Fed and Bank of Japan's meeting this week; Nikkei sheds 0.5%
Buying stocks now with the market back near its record high could prove a rough bet
A gloomy manufacturing report in Japan knocked other global equity markets lower and crude oil prices slumped
Japan's Nikkei skidded 0.8% in early trading, not helped by mixed economic data released before the market opened