The present study investigates the development (i.e., rise or decline) in African agricultural efficiency level and what drives the efficiency over the years. A total of 379 frontier studies resulting in 534 farm level efficiency estimates were considered using meta-regression analysis (MRA) for...

This study tests the null hypothesis that it is sufficient to interview only the household head to obtain accurate information on household income. Results show that using a husband’s estimate of his wife’s income does not produce statistically reliable results for poverty analysis....