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 1 6 18 207
Does the Minimum Cigarette Purchase Age of 21 Protect Young Mothers from Cigarettes, Help Their Babies? 0 0 0 104 1 3 9 249
Healthy Babies: Does Prenatal Care Really Matter? 0 1 2 53 0 2 7 145
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 10 191
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births 0 0 0 112 0 4 13 230
School Entry Policies, Maternal Education, and Pregnancy Outcomes: New Causal Evidence 0 0 4 4 1 4 29 29
The Earlier and the More, the Healthier? The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors 0 0 0 57 1 5 16 167
The Impact of Children's Access to Public Health Insurance on Their Cognitive Development and Behavior 0 0 0 25 0 2 12 35
Timing of Prenatal Smoking Cessation or Reduction and Infant Birth Weight: Evidence from the United Kingdom Millennium Cohort Study 0 0 0 68 0 2 10 259
Total Working Papers 0 1 6 550 4 29 124 1,512

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 2 12 65
Does Marriage Still Make a Difference in Infant Health? 0 0 0 0 1 8 19 21
Healthy Babies 0 0 0 5 0 1 7 35
Is WIC effective in improving pregnancy-related outcomes? An empirical reassessment 0 0 0 2 0 1 8 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 2 10 78
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births 0 0 0 14 0 8 13 95
The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors 1 1 1 11 1 5 15 75
The Effects of a Minimum Cigarette Purchase Age of 21 on Prenatal Smoking and Infant Health 0 0 0 18 1 2 7 67
The impact of children's access to public health insurance on their cognitive development and behavior 0 0 2 2 0 5 35 35
Total Journal Articles 1 1 3 69 3 34 126 490

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Statistics updated 2026-07-10