title: "Don't Know" Responses among Young Adults in Hong Kong.
authors.affiliation: a The University of Aston in Birmingham , USA.|b University of Durham , USA.|c Department of Social and Economic Statistics , European Economic Commission , Luxembourg , USA.
authors.forename: David
authors.initials: D
authors.lastname: Podmore
authors.affiliation: a The University of Aston in Birmingham , USA.|b University of Durham , USA.|c Department of Social and Economic Statistics , European Economic Commission , Luxembourg , USA.
authors.forename: David
authors.initials: D
authors.lastname: Chaney
authors.affiliation: a The University of Aston in Birmingham , USA.|b University of Durham , USA.|c Department of Social and Economic Statistics , European Economic Commission , Luxembourg , USA.
authors.forename: Paul
authors.initials: P
authors.lastname: Golder