The work that Raj and his colleagues did for the United Nations in the early days of the CDS, and published in 1976, helped shape the contours of what later came to be called the "Kerala model of development" - the co-existence of low per capita income and very high physical quality of life indicators like life expectancy and literacy rate.
Raj's team's work for the United Nations in the early days of the CDS, published in 1976, laid the groundwork for what would become known as the "Kerala model of development" - a unique blend of low income levels and exceptional living standards, as measured by factors like life expectancy and literacy rates.