We may be wealthier in all respects, but there is little difference between mandatory labor and mandatory taxation.  Mandatory taxation is more efficient than mandatory labor.  The Feudal holding today (USA) may be larger than the feudal holding in the medieval era, but just try to leave America for another country and see what the government does to you. https://www.quora.com/Could-feudalism-be-recreated-as-a-system-more-beneficial-to-the-working-classes-than-capitalism