1. Data-Opolies
2. In general, a business justification is valid if it relates directly or indirectly to the enhancement of consumer welfare. Thus, pursuit of efficiency and quality control might be legitimate competitive reasons, while the desire to maintain a monopoly market share or thwart the entry of competitors would not;Data Gen. Corp. v
3. Effects of 69 months in low Earth orbit on Kapton antenna structures
4. Reducing buyer search costs: implications for electronic marketplaces;J Yannis;Management Science