CTPPS

AcronymDefinition
CTPPSCertificate in the Teaching of Putonghua in Primary Schools (educational accreditation; Open University of Hong Kong)
References in periodicals archive ?
Data on the numbers of workers and jobs and the rates of auto ownership were calculated using data in the Urban Elements of the 1990 and 2000 Census Transportation Planning Packages (CTPPs).
Source: 1) US Decennial Censuses; 2) Authors' calculation from 1990 and 2000 Census Transportation Planning Packages (CTPPs).
We calculated the average commuting times for driving alone and public transportation using 1990 and 2000 CTPPs. The data by travel mode reveal that the average commuting time by public transit is considerably longer than that by car, and that the average commuting time increased for both driving alone and public transit.