University of Zambia Library catalog › Results of search for 'au:"Roberts, Mark J; Tybout, James R."'

	1.	No cover image available An empirical model of sunk costs and the decision to export. by Roberts, Mark J; Tybout, James R. Material type: Book; Format: print Publisher: Washington : World Bank, 1995Availability: No items available Request article Add to your cart (remove)
	2.	No cover image available Size rationalization and trade exposure in developing countries. by Roberts, Mark J; Tybout, James R. Material type: Book; Format: print Publisher: Washington : World Bank, 1991Availability: No items available Request article Add to your cart (remove)

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