what is the definition of a non profit organization So there is concern that the yield will not fall below the historic low of 2.4%. Refrigerant season price performance is good, overall profit is good Edwards and bell's point of view Edwards and bell's point of 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. 1) operation special car Awarded a UK patent, Senior’s PURe® range of energy-efficient aluminium windows and doors is the first on the UK market to benefit from an enhanced thermal barrier manufactured from expanded polyurethane foam (PUR). Traditionally used in cladding and insulation products, the innovative use of PUR as a thermal barrier in windows and doors gives the PURe ® range the potential to achieve U-values as low as 0.71W/m2 K when calculated as a commercial CEN standard window and 0.93W/m2 K when calculated as a CEN standard door. The current two-year and three-year accounts are 2.05 PCS and 2.25 PCS, and the market's leading accounts for the early years of the year are 1.6 PCS and 1.67 PCS.