How important are local country conditions to firms' operations performance, as revealed in their inventory levels? Under a “flat world” hypothesis, differences in firms' inventory levels are explained more by differences among industries and firms themselves, rather than differences among...

The discipline of operations management is rarely studied with an eye on public policies. Yet, it is glaring to even the casual observer that public infrastructure is very different in different countries. How does public infrastructure affect private sector inventory levels? I develop as a...

Sebastian de la Fuente is the sixth largest supermarket chain in the Basque region of Spain. It has a novel dataset of 108,605 observations on 3,745 SKUs, collected for almost 2 1/2 years. I find the bullwhip effect in the data: at least 80% of the SKUs have a bigger variance in supplies than...

How different are retailers' inventory levels around the world? Specifically, are retailers' inventories constant across countries, converging, or at least co-integrating? These might be viewed as various forms of global determinism. To see which of these forms hold, I use a novel dataset...

Demand patterns for products with seasonality and or short life-cycles do not follow a clear discernible pattern (to allow predictive time-series modeling of demand) for individual sales events or seasons due to such factors as considerable demand volatility, product promotions, and unforeseen...

Among practitioners, inventory is often thought to be the root of all evil in operations management. The stock market hates it, the media abhors it, and managers have come to fear it. But high inventory levels can also be the result of strategic buying and high-availability strategies. The...

This work is focused on identifying a circular pull production control system (PPCS) and make emphasis on the presence of a stability attribute. It is an introductory paper to an extended study of macroeconomic financial stability in a physically open but systemic closed system. Previous work...

We study a labor market in which principals and agents must search for a trading partner, and agents have private information about the value of a match. We show that competitive pressure can induce agents to lie and over-state the value of the match. This leads to insufficient frictional...

What have we learned about productivity in the past two decades? In this article, Andrew Sharpe from the Centre for the Study of Living Standards reviews a recently published NBER volume entitled New Development in Productivity Analysis, edited by Charles R. Hulten, Edwin R. Dean, and Michael J....