1. The rise of the gig economy: fact or fiction?;Abraham,2019
2. Measuring the gig economy: current knowledge and open issues;Abraham,2019
3. Nonemployer Start-up Puzzle;Acs,2009
4. The size distribution of farms and international productivity differences;Adamopoulos;Am. Econ. Rev.,2014
5. Plant-size distribution and cross-country income differences;Alfaro,2009