The 2002 World Development Report Provides the Following Information for Colombia

Essay

The 2002 World Development Report provides the following information for Colombia and Thailand:
$\begin{array}{ccccccc}&\begin{array}{c}\\\\\text { Per Capita } \\\text { GDP (\$) }\end{array} & \begin{array}{c}\\Per Capita\\\text { GDP } \\\text { (PPP \$) }\end{array} & \begin{array}{c}Population\\below ~National\\\text { Poverty Line } \\(\%)\end{array} & \begin{array}{c}Population\\below\\\text { \$1 Day PPP } \\(\%)\end{array} & \begin{array}{c}Poverty\\Gap ~at\\\text { \$1 Day } \\\text { PPP (\%) }\end{array} & \begin{array}{c}\\\\\text { Gini } \\\text { Index }\end{array} \\\hlineColombia&2080 & 5890 & 17.7 & 11.0 & 3.2 & 57.1 \\Thailand&2010 & 6330 & 13.1 & <2 & <0.5 & 41.4\\\hline\end{array}$
(a) Explain carefully what each of the entries in the final four columns of this table measures.What concepts are being presented and what is their importance to economic development?