J. Hobson 
International Trade (Routledge Revivals) [PDF ebook] 
An Application of Economic Theory

First published in 1904, this important economic work explores some of the leading principles underlining the development of international trade. Hobson offered a departure from the conventional treatment of international trade in economic theory, simplifying concepts of free trade, exchange and tariffs and considering the practical application of theory in a manner accessible to the reader.