Abstract Most explanations for the crisis of liberal order revolve around geopolitics, globalization, economic resentment fueling new forms populism and nationalism, Western states following their interests away from values institutions creation. But international orders are produced legitimated by both material spiritual forces. The spirit in liberalism is moral progress defined practices huma...

This article focuses on the integration of order batching and picker scheduling decisions while taking into account two objectives that have been considered in literature, namely minimization both total travel time to collect all items makespan pickers. integrated problem not only occurs naturally wave picking systems which latest orders becomes key performance metric, but also arises when ther...