Further Intro to Latex use in component

<Item title="The key estimation equation is:"> this works by comparing the outcomes of the treated and control groups before and after the policy. $$ Y_{it} = \beta_0 + \beta_1 (Treat_i \times Post_t) + \eta X_{it} + \sigma_i + \gamma_t + Z_{rt} + Trend_t + \varepsilon_{it} $$ </Item> well , i cannot get the promising latex outcome