The impact of mobile and fixed telephones on economic growth has been the subject of increasing scrutiny in the literature on economic development. It is even of interest to theoretical macroeconomists, as it provides a useful test of the positive network externalities that should be present if...

How damaging is the Sunni/Shia split to the economies of Islamic countries? Is it better to be one or the other? Or is it better to have an even balance between the two? Answering these questions is complicated by the fact that the data are often missing or imprecisely measured. We employ the...

In this article, we describe two commands - fetchyahooquotes and fetchyahookeystats - that import historical financial data and key current finan- cial statistics from Yahoo! Finance.

We examine the effect of mobile cellular phones on economic growth in sub-Saharan Africa where a marked asymmetry is present between land line penetration and mobile telecommunications expansion. This study extends previous research along two important dimensions. First, we allow for the...