In the first empirical assessment of the incidence of mobile banking on financial intermediary development in Africa, we use two definitions of the financial system: the traditional IFS (2008) and Asongu (2011) measures of financial sector importance. When the conception of a financial system is...

In the first macroeconomic empirical assessment of the relationship between mobile phones and finance, this paper examines the correlations between mobile phone penetration and financial development using two conflicting definitions of the financial system in the financial development...

To the best our knowledge, in the first empirical macroeconomic examination of the nexus between financial intermediation and mobile phones, Asongu employs two conflicting financial system definitions in the assessment of how mobile phones have stimulated financial development in Africa. Within...

Using the currency demand and DYMIMIC approaches estimates are presented about the size of the shadow economy in 22 Transition and 21 OECD countries. Over 2001/2002 in 21 OECD countries is the average size of the shadow economy (in percent of official GDP) 16.7% of "official" GDP and of 22...

Using various methods (currency demand, physical input (electricity) measure, model approach), which are discussed and criticized, estimates about the size of 67 developing, transition and OECD countries are presented. The average size of the shadow economy (in % of GDP) over 1989-93 in...

Estimations of the shadow economies for 120 countries, including developing, Eastern Europe and Central Asian and high income OECD countries over 1999 to 2006 are presented. The average size of the shadow economy (as a percent of "official" GDP) in 2004/05 in 76 developing countries is 35.5%, in...

Religion is increasingly acknowledged to be a cultural dimension which affects economic outcomes in different regards. This contribution focuses on religion's possible impact on the shadow economy. Different dimensions of the religious markets are taken into account. These dimensions refer to...

For the first time we develop a time series of tax evasion (in % of official GDP) for 38 OECD countries over the period 1999 to 2010 based on MIMIC model estimations of the shadow economy. Considering indirect taxation and self-employment as the driving forces of tax evasion, we observe a...