Power Prior Elicitation in Bayesian Quantile Regression

Figure 2

Plots of posterior densities for 𝛽_0.50, where the dotted curve is for improper uniform prior, the dashed and solid curves are for power priors with parameters (𝜇_𝑎0,𝜎_𝑎0)=(0.50,0.078) and (𝜇_𝑎0,𝜎_𝑎0)=(0.99,0.010), respectively.