id	keyword
ajfa-10913	distribution
ajfa-10913	method
ajfa-10913	returns
ajfa-10913	journal
ajfa-10913	moments
ajfa-10913	gld
ajfa-10913	likelihood
ajfa-10913	data
ajfa-10913	finance
ajfa-10913	gmm
ajfa-10913	estimation
ajfa-10913	lambda