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 1 17 207
Does the Minimum Cigarette Purchase Age of 21 Protect Young Mothers from Cigarettes, Help Their Babies? 0 0 0 104 0 1 9 249
Healthy Babies: Does Prenatal Care Really Matter? 0 0 1 53 2 2 7 147
Maternal Pre-pregnancy BMI, Gestational Weight Gain, and Infant Birth Weight: A Within-Family Analysis in the United States 0 0 0 53 2 2 11 193
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births 0 0 0 112 0 0 13 230
School Entry Policies, Maternal Education, and Pregnancy Outcomes: New Causal Evidence 0 0 4 4 3 5 33 33
The Earlier and the More, the Healthier? The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors 0 0 0 57 1 2 15 168
The Impact of Children's Access to Public Health Insurance on Their Cognitive Development and Behavior 0 0 0 25 1 1 13 36
Timing of Prenatal Smoking Cessation or Reduction and Infant Birth Weight: Evidence from the United Kingdom Millennium Cohort Study 0 0 0 68 0 1 9 260
Total Working Papers 0 0 5 550 9 15 127 1,523

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 0 10 65
Does Marriage Still Make a Difference in Infant Health? 0 0 0 0 0 2 20 22
Healthy Babies 0 0 0 5 2 2 8 37
Is WIC effective in improving pregnancy-related outcomes? An empirical reassessment 0 0 0 2 0 0 7 19
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 10 78
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births 0 0 0 14 0 1 14 96
The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors 0 1 1 11 0 2 14 76
The Effects of a Minimum Cigarette Purchase Age of 21 on Prenatal Smoking and Infant Health 0 0 0 18 1 3 9 69
The impact of children's access to public health insurance on their cognitive development and behavior 0 0 2 2 0 1 36 36
Total Journal Articles 0 1 3 69 3 11 128 498

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Statistics updated 2026-09-10