Global equities were mixed with Asian markets rose modestly.
European major indices opened higher with U.S. index futures opened in red.
Markets are on the edge with U.S. data and Federal Reserve Minutes tonight to give directions to the market.
Strategists believes FED minutes will include key discussion on closing in assets tapering sooner.
Key economic measure including U.S. GDP data and initial jobless claims are due on Wednesday U.S. time zone. In the Asia region, Bank of Korea to announce policy decision on Thursday.
Volatility in the oil market persists as traders are skeptic on release of oil reserves is not adequate to shun down oil prices. Traders are also speculating OPEC+ might confront by cutting down monthly output.