1. Mostly Harmless Econometrics: An Empiricist's Companion;Angrist,2009
2. A unified theory of firm selection and growth;Arkolakis;Q. J. Econ.,2016
3. Twopm: two-part models;Belotti;Stata J.,2015
4. Firms' export dynamics: experience versus size;Berthou;World Econ.,2015
5. Birch, David L., 1979. The Job Generation Process, MIT Program on Neighborhood and Regional Change, Cambridge, MA.