1. Value creation in e-business;R Amit;Strategic Management Journal,1996
2. The max-min-min principle of product di�erentiation;A Ansari;Journal of Regional Science,1979
3. Love the neighbor? Di�erentiation and spatial agglomeration in the Manhattan hotel industry;J Baum;Administrative Science Quarterly,1997
4. Spatial competition with di�eren-tiated products;M Ben-Aliva;Regional Science and Urban Economics,1989
5. Agglomeration e�ects and strategic orientations: Evidence from the U.S. lodging industry;L Canina;Academy Management Journal,2005