when is quantile regression better than ols when is quantile regression worse than ols? when is quantile regression worse than uls why should a researcher use the ols instead of quantile? which is worse quantile or ols in research when is quantile regression worse than ols when is quantile regression better than ols when is quantile regression worse than ols what is worse than ols why should quantile regression be used over ols which is worse or better ols or quantile regression what is the difference between ols and quantile regression when is quantile regression better than ols when is ols better than quantile regression when is quantile regression worse than ols why is quantile and ols better when is ols better than quantile regression? when is quantile regression better than ols when is quantile regression worse than ols is ols worse than quantile regression