The French luxury house says that 250 is the optimum size for a workshop. That is also the same size as the owning family, and the optimum human grouping. 

When he took over the struggling motorcycle brand from his dying father in 2010 nobody expected much, but it is winning on the track again, and Mercedes recently took at 25% stake.

The sixth-generation watch-maker is angry about the effect of the Swiss franc’s appreciation on exporters, but still positive about his own niche brands.