EBIT refers to a company's earnings before interest and taxes. EPS stands for earnings per share.To define the capital structure to maximization of earnings per share of a company before interest and taxes is "EBIT-EPS Model".
About this model L.G. Gitman said,” The EBIT-EPS approach to capital structure involves selecting the capital structure, that maximizes EPS over the expected range of earnings before interest and Taxes (EBIT).”