Using household panel data for the period 2004 to 2009, the percentage of households that engage in fixed to mobile access substitution in Spain is quantified. This turns out to be small: on average 0.35% per quarter (range: 0.02% to 0.79%). Then the drivers of households to substitute are...

Charities in the United States contribute to the public good by delivering a broad range of services and by promoting civic engagement and social change. Though these dual roles are widely acknowledged, a relatively few studies explore advocacy among service-providing nonprofits. Analyzing a...