If the market price of equity is available, the market value and volatility of assets can bedetermined directly using an options pricing based approach which recognizes equity as a calloption on the underlying assets of the firm.

您好，目前我也在写一篇关于KMV模型的论文，但是苦恼无法求解参数，能不能帮帮忙求解一下，万分感谢