इं 1999 माइथायाव सेनआ गावनि ‘डेब'लपमेन्ट एस फ्रीडम’ बिजाबाव हानाय नोजोरखौ ‍जौगाहोदों आरो बेखेवफिनदों।
In 1999, Sen further advanced and redefined the capability approach in his book Development as Freedom.