A thirdtheoryis that bigtech is simply uncool — that not only is profitgrowth for thesecompanies slowing, not only are theirtraditionalmarkets are drying up, buttheirbrandsrepelinvestors.
GDP. (The numbers do not add up exactly because they come from different statistical sources.) This does not prove that there has been no rise in productivity, butsimply shows that much recent growth has come from getting more people to work, and persuading them to work longer hours.