Introduction -- The population trend: from increases to decreases -- Economic new normal meets post-demographic transition -- The acceleration trend in population aging -- The urbanization trend in the migrant agrarian population -- The slow-decrease trend in the sex ratio at birth -- The...

1. Population Strategy and Policies -- 2. Population and Economic Development -- 3. Population Aging and Old-Age Security -- 4. Population Mobility and Urbanization -- 5. Population Quality and Sustainable Development.