Woodward, RichardGoerzen, Brenda2005-07-212005-07-2119880315465751http://hdl.handle.net/1880/24020Bibliography: p. 161-165.ix, 165 leaves ; 30 cm.engUniversity of Calgary graduate students retain copyright ownership and moral rights for their thesis. You may use this material in any way that is permitted by the Copyright Act or through licensing that has been assigned to the document. For uses that are not allowable under copyright legislation or licensing, you are required to seek permission.HF 2651 P47 G63 1988Free tradeTariff - Law and legislation - CanadaTariff - Law and legislation - United StatesCanada - Economic policyPetroleum chemicals industry - Economic aspects - AlbertaEthane industry - Economic aspects - AlbertaCanada - Commercial treatiesUnited States - Commercial treatiesmaster thesis10.11575/PRISM/16624HF 2651 P47 G63 1988