Marginal utility theory is used in the derivation of the
A、negativeslopeofdemandcurves.
B、negativeslopeofsupplycurves.
C、positiveslopeofdemandcurves.
D、positiveslopeofsupplycurves.
发布时间:2025-07-20 16:10:51
A、negativeslopeofdemandcurves.
B、negativeslopeofsupplycurves.
C、positiveslopeofdemandcurves.
D、positiveslopeofsupplycurves.