qcauchyreg (version 1.0)

Democratization: Estimation of Democratization Index

Description

Democratization index from "The Quality of Government Basic Dataset” of the University of Gothenburg.

Usage

data("Democratization")

Format

A data frame containing 138 observations on 4 variables.

democratization

democratization index of 138 countries, which can take values in [0, 1].

gdp

real gross domestic product per capita in thousands of dollars.

schooling

average schooling (in years) of people aged 25 years or more.

press_freedom

press freedom index of 138 countries. A lower value indicating greater press freedom, while a higher value indicates limited press freedom.

Details

The data set was collected by "The Quality of Government Basic Dataset” of the University of Gothenburg. The data refers to 138 countries observed in 2010. The dependent variable is the democratization index (democratization), which takes values between 0 and 1 . The closer to 1, the greater the democratization. The explanatory variables are real gross domestic product per capita in thousands of dollars (gdp), average schooling (in years) of people aged 25 years or more (schooling) and press freedom index (press_freedom), a lower value indicating greater press freedom, while a higher value indicates limited press freedom.

References

de Oliveira, J.S.C.; Ospina, R.; Leiva, V.; Figueroa-Zuniga, J.; Castro, C. (2023). Quasi-Cauchy Regression Modeling for Fractiles Based on Data Supported in the Unit Interval. Fractal Fract. 7, 667. doi:10.3390/fractalfract7090667

Examples

data("Democratization", package = "qcauchyreg")

## de Oliveira, J.S.C.; Ospina, R.; Leiva, V.; Figueroa-Zuniga, J.; Castro, C. (2023)
fit <- qcreg(democratization ~ schooling + press_freedom, data = Democratization, npi=50)
summary(fit)

fit$effects

plot(fit$pis, type="l")

plot(fit$quantregplot)