Access Statistics for Ji Yan

Author contact details at EconPapers.

Working Paper File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
Adolescent Risk Perception, Substance Use, and Educational Attainment 0 0 0 74 0 0 6 189
Does the Minimum Cigarette Purchase Age of 21 Protect Young Mothers from Cigarettes, Help Their Babies? 0 0 0 104 0 0 1 240
Healthy Babies: Does Prenatal Care Really Matter? 1 2 4 51 2 3 8 138
Maternal Pre-pregnancy BMI, Gestational Weight Gain, and Infant Birth Weight: A Within-Family Analysis in the United States 0 0 0 53 0 1 3 181
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births 0 0 0 112 0 0 2 217
The Earlier and the More, the Healthier? The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors 0 0 0 57 0 0 1 151
The Impact of Children's Access to Public Health Insurance on Their Cognitive Development and Behavior 1 1 25 25 2 2 23 23
Timing of Prenatal Smoking Cessation or Reduction and Infant Birth Weight: Evidence from the United Kingdom Millennium Cohort Study 0 0 1 68 0 0 8 249
Total Working Papers 2 3 30 544 4 6 52 1,388


Journal Article File Downloads Abstract Views
Last month 3 months 12 months Total Last month 3 months 12 months Total
Adolescent risk perception, substance use, and educational attainment 0 0 0 5 0 1 2 53
Does Marriage Still Make a Difference in Infant Health? 0 0 0 0 1 1 1 1
Healthy Babies 0 0 0 5 1 1 1 28
Is WIC effective in improving pregnancy-related outcomes? An empirical reassessment 0 0 2 2 0 1 5 11
Maternal pre-pregnancy BMI, gestational weight gain, and infant birth weight: A within-family analysis in the United States 0 0 0 12 0 0 1 68
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births 0 0 0 14 0 0 1 82
The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors 0 0 0 10 1 1 5 60
The Effects of a Minimum Cigarette Purchase Age of 21 on Prenatal Smoking and Infant Health 0 0 1 18 0 0 2 60
Total Journal Articles 0 0 3 66 3 5 18 363


Statistics updated 2025-06-06