THE author of the present inquiry into the Continental System during the beginning of the last century is known as one of the most prominent political economists in Scandinavia and as a thorough investigator of the history of commerce. Among other things he has done very useful work by his suggestive researches concerning the economy of the World War.When the Carnegie Endowment for International Peace publishes the book, the obvious explanation is that the Continental blockade in many ways throws light on the economic blockade among the belligerent powers involved by the World War…. [From the Preface by Harald Westergaard]