The Policy Research Working Paper Series disseminates the findings of work in progress to encourage the exchange of ideas about development issues. An objective of the series is to get the findings out quickly, even if the presentations are less than fully polished. The papers carry the names of the authors and should be used and cited accordingly. The findings, interpretations, and conclusions...

We consider an environmental inspection agency who credibly commits to a permanent observation of ambient pollution at the property line of individual rms. In this setting, standard results in the theory of repeated games generalize to enforcement games. The inspection agency obtains partial compliance without ever penalizing the polluter, even in settings where it would never obtain any compli...

Frequently one has to search within a finite population for a single particular individual or item with a rare characteristic. Whether an item possesses the characteristic can only be determined by close inspection. The availability of additional information about the items in the population opens the way to a more effective search strategy than just random sampling or complete inspection of th...

This paper presents a project awarded by MGB HK to handle their inspection scheduling problem. MGB HK is the buying office of one of the largest retailers in the world, Metro Group. MGB HK handles all product procurement of Metro Group out of Europe. The inspection process is one of their critical processes along their entire procurement exercise. The objective of this project is to provide an ...

Abstract. Bridge inspections are typically expensive and time-consuming, especially in regards of the inspection difficult-to-reach areas. In recent years, unmanned aerial systems (UASs) have gained attention due to their flexible data acquisition. However, UAS generate large quantities image video data, which currently analysed manually. Additionally, identified damages not assessed accurately...