We present a problem motivated by discussions with Colombian e-commerce platforms for agri-food products. In regular time intervals (periods), the platforms collect groceries from local farmers and stores them at a warehouse to distribute them to local customers. The supply quantities and prices...

The efficiency of the public transport system in any city depends on integration of its major public transport modes. Suburban railway and public buses are the modes normally used by the majority of commuters in metropolitan cities of developed and developing countries. Integration of these two...

Five Common Options For Workforce Flexibility And Their Robustness Under Uncertain Demand Are Investigated. In The First Stage, A Firm Makes Optimal Staffing Decisions According To Estimated Demand And A Given Workforce Flexibility Policy. In The Second Stage, It Reallocates Its Workforce To...

Taking an international comparative perspective, this paper deals with driving forces of and potential obstacles to the labor market participation of older workers. It focuses in depth on four case studies that appear to be prototypical for different contexts. Given the high variance of cultures...