Investment in infrastructure is a key factor for improving the quality of life of the population and, consequently, for the economic development of nations. In this context, the universalization of water and sanitation services is of great importance due mainly to their impact on public health. Based on the work of Yehoue et al. (2006) and Sharma (2012), this article studies the determinants of the number of private investment contracts for the basic sanitation sector. In the empirical analysis, with a panel of developing countries during the years 2003-2016, we use the following counting estimators to study the number of contracts in the sector: Negative, Poisson, Negative Binomial, and Zero Inflated negative binomial with corrected Vuong (ZINBCV). The results show that the channels of the macroeconomic environment, foreign investment and the political environment are the main determinants in the formulation of new contracts in the basic sanitation sector.

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Posted 02 Jun, 2020
Posted 02 Jun, 2020
Investment in infrastructure is a key factor for improving the quality of life of the population and, consequently, for the economic development of nations. In this context, the universalization of water and sanitation services is of great importance due mainly to their impact on public health. Based on the work of Yehoue et al. (2006) and Sharma (2012), this article studies the determinants of the number of private investment contracts for the basic sanitation sector. In the empirical analysis, with a panel of developing countries during the years 2003-2016, we use the following counting estimators to study the number of contracts in the sector: Negative, Poisson, Negative Binomial, and Zero Inflated negative binomial with corrected Vuong (ZINBCV). The results show that the channels of the macroeconomic environment, foreign investment and the political environment are the main determinants in the formulation of new contracts in the basic sanitation sector.

Figure 1

Figure 2

Figure 3
This is a list of supplementary files associated with this preprint. Click to download.
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