We address the emergence of innovations among online activists: why do some actors choose to connect to new issues, whilst others do not? To answer this question, we operationalise ‘field theory’ using social network analysis (SNA). SNA measures the properties of nodes, ties, and clusters...

Despite claims that electronic commerce lowers search costs dramatically, and therefore makes it easy for consumers to spot the best buy, empirical studies have found a substantial degree of price dispersion in electronic markets for consumer goods. This study investigates the consumer welfare...