Blog

 Luis E. Quezada, Héctor A. López-Ospina, Juan E. Valenzuela, Astrid M. Oddershede & Pedro I. Palominos Abstract The purpose of this paper is to propose a quantitative method for formulating a manufacturing strategy. It is based on the accepted framework for manufacturing strategy formation containing competitive priorities and manufacturing decisions.... read more →

Joaquín Espinoza and Rafael Delpiano Abstract A practical challenge facing the adoption of self-driving vehicles is the complex influence of the lateral dimension in vehicle traffic. This phenomenon has received little attention in the literature and few quantitative descriptions of interactions between vehicles are available for model validation. This paper proposes an analysis of... read more →

Yerly Martínez-Estupiñan, Felipe Delgado & Juan Carlos Muñoz Abstract Different indices have been proposed in the literature to characterize headway regularity. These metrics aggregate the headway variability for a service, but none can be directly associated with a specific driver. This paper seeks to understand drivers' influence on a service's regularity.... read more →

Renata Muñoz, Juan-Carlos Muñoz, Juan-Carlos Ferrer, Virginia I. González, César Augusto Henao Abstract This research examines the economic viability of night shelf stocking in the retail industry. By analyzing real data on the costs and benefits of both night and day stocking, we propose a novel integer linear optimization model to determine the optimal structure of shelf stocker shifts... read more →

Jeff Allen, Steven Farber, Ignacio Tiznado-Aitken  Abstract The suburbanization of poverty has been a concerning trend in many urban regions. While research has described patterns of suburbanization of poverty at regional and neighbourhood levels, there are open questions about how lower-income households have agglomerated in the suburbs in recent history. Is suburban poverty primarily a... read more →

Sergio Jara-Díaz, Rodrigo Contreras  Abstract Diminishing mandatory travel time induces a reassignment of time allocation to other activities like work and leisure. We study the evolution of the framework behind labor supply analysis - understood as the relation between the wage rate and the time the individual is willing to work - from... read more →

Matthew J. Beck, David A. Hensher, Camila Balbontín Abstract In the first 22 months of the COVID-19 pandemic, from March 2020 to December 2021, we witnessed a seismic change in the way in which work was undertaken given the restrictions implemented by government to curb the spread of the virus; most prominent has been the rise... read more →