September 2015

Modelling extreme volatility in the daily exchange rates of the Kenya shilling against the U.S. dollar

This study used extreme value theory to establish if the volatility witnessed in the exchange rate of the Kenya Shilling against the U.S. dollar in the period 1999 to 2013 could have been predicted and also determine if the long-term stability in the exchange rate was violated in the period. The peak over threshold model is applied to the tail of the volatility process of exchange rate returns of the Kenya Shilling...

Author(s): Isaya Maana, Anne Kamau and Kethi Kisinguh

September 2015

Effects of credit constraints on the productivity of small and medium-sized enterprises in Cameroon

This paper assesses the determinants and effects of credit constraints on the productivity of small and medium-sized enterprises (SMEs) in Cameroon. Use is made of the Cameroon enterprise survey data collected by the World Bank in 2009 and an endogenous switching regression model. Results show that interest rates, size of enterprise, size of loan, size of collateral, maturity of loans and legal status of enterprises are...

Author(s): Serge Mandiefe Piabuo, Francis Menjo Baye and Juliuschupezi Tieguhong