Krugman, Paul R.
Geography and trade / - Cambridge, Mass. : MIT Press, c1991. - xi, 142 p. : ill. ; 21 cm. - Gaston Eyskens lecture series .
Includes bibliographical references and index.
0262111594
Commercial geography-mathematical models.
Industrial productivity
338.6042 / KRU
Geography and trade / - Cambridge, Mass. : MIT Press, c1991. - xi, 142 p. : ill. ; 21 cm. - Gaston Eyskens lecture series .
Includes bibliographical references and index.
0262111594
Commercial geography-mathematical models.
Industrial productivity
338.6042 / KRU