When the Federal Reserve buys long term MBS and Treasury securities from banks and announces its intention to keep buying these assets in large quantities for a long time the effect on commercial banks is to increase the value of fixed income securities that are not sold and at the same time to lower the interest spread between new loans originated and the cost of financing these loans. True False

Caleb construction (cc) incurs supervisor salaries expense in the construction of homes. if cc manufactures 100 homes in a year, fixed supervisor salaries will be $400,000. with the current construction supervisors, cc's productive capacity is 150 homes in a year. however, if cc is contracts to build more than 150 homes per year, it will need to hire additional supervisors, which are hired as full-time rather than temporary employees. cc's productive capacity would then become 200 homes per year, and salaries expense would increase to $470,000. how would cc’s salaries expense be properly classified? fixed variable mixed stepped curvilinear