It took more than a decade until Dagum’s proposal began to appear in the English-language
economic and … economic units
with null gross assets and with null and negative net assets.
There is also a Dagum type III distribution, like … Dagum (1977, 1985), Dagum and Chiu (1991), Ban-
dourian, McDonald and Turley (2003), Chotikapanich
and Gri ths (2006)