%0 Journal Article
%T How far have modern improvements in production and transportation changed the principle that men should be left free to make their own bargains?
%J Science
%D 1886
%A Sumner, W. G.
%V 7
%N 161S
%P 221-228
%X <p>[Abstract unavailable]</p> <p>Language: en</p>
%G en
%I American Association for the Advancement of Science
%@ 0036-8075
%U http://dx.doi.org/10.1126/science.ns-7.161S.221-a