1. Abid AB, Drine I (2011) Efficiency frontier and matching process on the labor market: evidence from Tunisia. Econ Model 28:1131–1139
2. Akanni AK, Dada AO (2012) Analysis of labor-use patterns among small-holder Cocoa farmers in South Western Nigeria. J Agric Sci Technol 2:107–113
3. Anyiro CO, Emerole CO, Osondu CK, Udah SC, Ugorji SE (2013) Labor-use efficiency by smallholder yam farmers in Abia State Nigeria: a labor-use requirement frontier approach. Int J Food Agricul Econ 1(1):151–163
4. Das A, Subhash CR, Nag A (2009) Labor-use efficiency in Indian banking: a branch-level analysis. Int J Manag Sci 37:411–425
5. Heshmati A, Su B (2014) Development and sources of labor productivity in Chinese provinces. China Econ Policy Rev 2(2):1–30