1. Knowledge accumulation in US agriculture: research and learning by doing

   • Sansi Yang
   • C. Richard Shumway

   OriginalPaper 04 September 2020 Pages: 87 - 105

   

2. A solution to log of dependent variables with negative observations

   • Mustafa U. Karakaplan
   • Levent Kutlu
   • Mike G. Tsionas

   OriginalPaper 28 November 2020 Pages: 107 - 119

   

3. Immigration and firm productivity: evidence from the Canadian Employer-Employee Dynamics Database

   • Wulong Gu
   • Feng Hou
   • Garnett Picot

   OriginalPaper 27 October 2020 Pages: 121 - 137

   

4. A semiparametric stochastic input distance frontier model with application to the Indonesian banking industry

   • Kai Sun
   • Ruhul Salim

   OriginalPaper 28 November 2020 Pages: 139 - 156