This study analyses the cost-efficiency of Nigerian banks pre and post the consolidation period. The researchers account for bank heterogeneity using the Bayesian random frontier model, which in this context provides a better fit than the traditional stochastic frontier model. From the...

This paper analyses the cost efficiency of Angola-Luanda hotels using a Bayesian stochastic frontier model. The results confirm that Luanda hotels have increased their cost efficiency over the period of study to reach an overall average of 67.11%. Results from the returns to scale also indicate...