Factorsinfluencingoil recovery efficiencycan generally be classified intotwolarge categories: geologicalfeatures of reservoirsanddevelopment and productiontechnologies.
Family offices, writ large, tend to provide two principle categories of services: those that relate to managing wealth and those that relate to family support.
Given the large movements in the time allocated to these twocategories, our results suggest that economists need to think hard about how individuals value the marginal time spent watching television or sleeping when computing the welfare costs of business cycles.