With two big data coming out this week and a number of importantofficials‘ speak , it is hard to say that the market volatility will stop. Two heavy data announcementsWednesday 21:30 US December CPI (market expectation: 6.80%; Previous value: 7.10%) U.S. inflation will hit a staggering 7.1 pc in December, the fastest pace in 40 years, according to Wall Street economists, while another Wall Street report will show prices paid to producers have soared by nearly 10 pc in 2021. At present, Wall Street has formed a consensus expectation-raising interest rates in March. However, if the inflation data exceeds market expectations, the market may raise the expectation that the Federal Reserve will raise interest rates four times next year from Wednesday. Friday 21:30 US retail sales for December (m