Social media is currently an evolving “wave” in online business marketing. Marketers are beginning to drive the use of social media as a component in their marketing strategy and campaigns to reach out to customers and fans. Within the subdisciplines of marketing that may use social media...

Propensity Score Matching (PSM) has become a popular approach to estimation of causal effects. It relies on the assumption that selection into a treatment can be explained purely in terms of observable characteristics (the “unconfoundedness assumption”) and on the property that balancing on...

We consider policy evaluations when SUTVA is violated because of the presence of interference among units. We propose to explicitly model interactions as a function of units characteristics. Our approach is applied to the evaluation of a policy implemented in Tuscany (a region in Italy) on small...

This paper explains the insights of the Stata's user written command diff for the estimation of Difference in Differences treatment effects (DID). The options and the formulas are detailed for the single DID, Kernel Propensity Score DID, Quantile DID and the balancing properties . An example of...

We consider estimation of the causal effect of a sequential binary treatment (typically corresponding to a policy or a subsidy in the economic context) on a final outcome, when the treatment assignment at a given occasion depends on the sequence of previous assignments as well as on time-varying...

A common claim in the democratization literature is that foreign free media undermine authoritarian rule. No reliable micro-level evidence on this topic exists, however, since independent survey research is rarely possible in authoritarian regimes and self-selection into media consumption...

In this research paper we investigated the determinants likely to influence the adoption of mobile banking services, with a special focus on under banked/unbanked low-income population of Pakistan. The adoption of mobile banking services has been a strategic goal, both for banks and telcos. For...

Social networking sites (SNSs) are quickly becoming the main venues for social interaction of Internet users. As the competition between these online services is growing ever stronger, the success of SNSs derives from persuasive core application designs that influence users in taking specific...

In this paper, I build on Blackmore (2000) to propose a formal theory of demographic transition (fertility decline) and associated growth of the stock of knowledge. The novelty of this theory is to entirely exclude private consumption from the objective function of the decision makers, and to...