Abstract
In this study we examine the existence of regional favoritism in districts of Argentina (i.e., political leaders who systematically favor their district of birth). To do this, we build an annual panel of districts that includes records of nighttime luminosity, as a proxy for inequality and economic activity, and the district of birth of each governor between 1992–2013. The estimates arise from a two-way fixed effects model, an event study design and spatial and temporal placebos.
The results confirm the existence of regional favoritism for the Argentine case: inequality increases in the districts of birth of the governors up to 1.26% annually while they are in office. The existence of regional favoritism also translates into a significant increase in GDP—between 1.1% and 1.7% each year—. These results are robust to multiple robustness checks—including the incorporation of spatial effects—and spatial and temporal placebos. The findings of the study help to guide public management audit efforts and to achieve a more efficient use of fiscal resources. Ultimately, these findings constitute a warning against regional favoritism since it tends to favor the upper deciles of the income distribution—increases inequality between districts—and constitutes a case of clear inefficiency: more available resources in a district fails to reduce inequality.
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Notes
Some previous research include Elvidge et al. (1997) who find a high correlation between GDP and luminosity for a set of 21 countries—including Argentina—based on a regression analysis and Ebener et al. (2005) who find a high correlation between luminosity and GDP per capita. Doll et al. (2000) and Sutton and Costanza (2002), in addition to performing a regression analysis (of GDP as a function of luminosity), estimate the GDP per pixel on the map. More recently, Henderson et al. (2012) and Chen and Nordhaus (2011) have made contributions about the relationship between GDP growth and luminosity growth considering a broad panel of countries. Gonzalez et al. (2021a) have used the information provided by these luminosity maps to study the impact of natural disasters on economic growth.
Luminosity data collection began in 1970 and was declassified in 1972 (allowed public access ). However, between 1972 and 1992 the information was only available for consultation in the physical records at the University of Colorado (Elvidge et al. 2001).
A recent discussion on this topic can be found at: https://www.infobae.com/economia/2021/12/18/presupuesto-e-inflacion-por-que-es-tan-amplia-la-diferencia-entre-la-realidad-y-lo-que-escribe-el-gobierno-en-la-ley-de-leyes/.
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González, F.A.I., Cantero, L.S. & Szyszko, P.A. Inequality and economic activity under regional favoritism: evidence from Argentina. Rev Reg Res 43, 343–361 (2023). https://doi.org/10.1007/s10037-023-00195-4
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DOI: https://doi.org/10.1007/s10037-023-00195-4