E CB staff predicted that the inflation rate would reach 1.4 PC by 2018, rising to 1.7 PC 2020 GDP growth of 2.3 PC next year - 0.5 percentage point upgrade - but will slow to 1.6 PC in 2020, it said. Canning's view Then the interest rate theory of the loan is the interest rate theory of neoclassical school, which is proposed to correct Keynes's theory of "liquidity preference". In some ways, the theory of interest rate can be regarded as a synthesis of classical interest rate theory and Keynesian theory. In just three days, the yield on the 30-year Treasury bond jumped 16 basis points, the biggest gain since December 2008. The two-year - 30-year spread widened at the fastest rate since last year's U.S. election. This week the yield curve flattens out. Is it a short adjustment or a bear market start? Not long ago, U.S. debt long positions were near historic highs. The CFTC's holdings report showed that as of Dec. 12, the 30-year U.S. debt had a net gain of 10.091 million, the highest level since last July. Stocks and shares are closely linked and different.