Many times I have to step in colleagues, customers, and alumni conversations to explain why statistical sampling works. First think I use to ask is ‘do you really think Government ask every country inhabitant to find out if s/he …
Very recently we were able to read about how the economic recovery (not in Spain though! ) was amplifying the increase in the inventories all along the value chain: the bullwhip effect. As during the last quarter I’ve been …
It seems so if we read Freakonomics, by Steven Levitt & Stephen Dubner. When I first read the book, almost three years ago I couldn’t believe someone had messed about with an attribute that follows us from birth to …