- <mark>Lee, D. S. "Wage inequality in the United States during the 1980s: Rising dispersion or falling minimum wage?." The Quarterly Journal of Economics 114.3 (1999): 977-1023.</mark>

- <mark>Levinsohn, J., & Petrin, A. (2003). Estimating production functions using inputs to control for unobservables. The review of economic studies, 70(2), 317-341.</mark>

- <mark>Levy Algazi, Santiago. "Under-rewarded efforts: The elusive quest for prosperity in Mexico." IDB Publications (Books) (2018).</mark>

- <mark>Leyva, Gustavo, and Carlos Urrutia. "Informality, labor regulation, and the business cycle." Journal of International Economics 126 (2020): 103340.</mark>

- <mark>Leyva, Gustavo, and Carlos Urrutia. "Informal labor markets in times of pandemic." Review of Economic Dynamics 47 (2023): 158-185.</mark>

- <mark>Lochner, B., & Schulz, B. (2022). “Firm productivity, wages, and sorting.” Journal of Labor Economics.</mark>

- <mark>López, A., Álava, T. y Marriot, X. (2003). La economía sumergida en el Ecuador: tamaño, causas y consecuencias. Escuela Politécnica del Litoral, 5-77.</mark>

- <mark>Manning, Alan. "Monopsony in labor markets: A review." ILR Review 74.1 (2021): 3-26.</mark>

- <mark>Mejía Chavez, M., Mejía Chavez, L., Mejía Morales, M., & Lara Haro, D. (2023). ¿Es Ecuador una economía informal? Aproximación al tamaño del sector informal ecuatoriano desde la perspectiva del análisis multivariado.</mark>

-

- <mark>Melitz, M. J., & Polanec, S. (2015). Dynamic Olley Pakes productivity decomposition with entry and exit.</mark> _<mark>The Rand Journal of Economics</mark>_ <mark>, 46(2), 362-375.</mark>

- <mark>Midrigan, V., & Xu, D. Y. (2014). Finance and misallocation: Evidence from plant-level data. American economic review, 104(2), 422-458.</mark>

- <mark>Olley, G., & Pakes, A. (1996). The Dynamics of Productivity in the Telecommunications Equipment Industry.</mark> _<mark>Econometrica</mark>_ <mark>, 64(6), 1263-1297.</mark>

- <mark>Partow, Z, & Vijil, M. Country Private Sector Diagnostic: Creating Markets in Ecuador - Fostering a Dynamic and Resilient Private Sector. Country Private Sector Diagnostic (CPSD) Washington, D.C.: World Bank Group.</mark>

- <mark>Restuccia, D., & Rogerson, R. (2008). Policy distortions and aggregate productivity with heterogeneous establishments.</mark> _<mark>Review of Economic dynamics,</mark>_ <mark>11(4), 707-720.</mark>

- <mark>Restuccia, D., & Rogerson, R. (2013). Misallocation and productivity. Review of Economic Dynamics, 16(1), 1-10.</mark>

- <mark>Restuccia, D., & Rogerson, R. (2017). The causes and costs of misallocation. Journal of Economic Perspectives, 31(3), 151-74.</mark>

- <mark>Ruesga, S., Pérez, L. y Delgado, J. (2020). Estimación del tamaño de la economía sumergida en Ecuador a través del Modelo MIMIC. Revista Espacios, 41(12), 16-29.</mark>

- <mark>Van Biesebroeck, Johannes. How tight is the link between wages and productivity?: a survey of the literature. ILO, 2014.</mark>

- <mark>Vijil, M (2021). Determinantes del Crecimiento de la Demanda Laboral y de la Productividad del Sector Privado. World Bank.</mark>

- Wooldridge, J. M. (2009). On estimating firm-level production functions using proxy variables to control for unobservables. Economics letters, 104(3), 112-114.

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