你好\[{F}_{1}=\int_{0}^{{m}_{1}}{f}_{1}(\Delta {m}_{1})={m}_{1}{p}_{1}\]税收
拉弗
\[=\frac{1}{2}e^(\frac{b}{2})({X}_{0}+{Y}_{0})+\frac{1}{2}e^(-\frac{b}{2})({X}_{0}-{Y}_{0})\]

\[\frac{lim{v}_{\Delta }}{n\rightarrow ∞}= a\times \sqrt{ 1- \frac{1}{n} }=a\]

\[{E}_{\Delta }=\sqrt{\frac{{m}_{A}\times {v}_{A}^{2}-{m}_{B}\times {v}_{B}^{2}}{{m}_{A}}}=\sqrt{\frac{{m}_{A}\times a^{2}-{m}_{B}\times (\frac{b}{n})^2\times n}{{m}_{A}}} =\sqrt{\frac{{m}_{A}\times a^{2}-{m}_{B}\times (\frac{b^2}{n}) }{{m}_{A}}}\]

\[{k}_{1}=(1-\frac{1}{a})^{{n}_{1}}\]