Access Statistics for Ji Yan

Author contact details at EconPapers.

Working Paper	File Downloads				Abstract Views
Working Paper	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	6	8	11	199
Does the Minimum Cigarette Purchase Age of 21 Protect Young Mothers from Cigarettes, Help Their Babies?	0	0	0	104	2	6	6	246
Healthy Babies: Does Prenatal Care Really Matter?	0	0	3	52	1	3	9	143
Maternal Pre-pregnancy BMI, Gestational Weight Gain, and Infant Birth Weight: A Within-Family Analysis in the United States	0	0	0	53	3	6	10	190
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births	0	0	0	112	4	6	8	225
School Entry Policies, Maternal Education, and Pregnancy Outcomes: New Causal Evidence	0	1	3	3	4	8	19	19
The Earlier and the More, the Healthier? The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors	0	0	0	57	5	7	10	161
The Impact of Children's Access to Public Health Insurance on Their Cognitive Development and Behavior	0	0	1	25	5	9	13	33
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	256
Total Working Papers	0	1	7	548	30	55	96	1,472

Journal Article	File Downloads				Abstract Views
Journal Article	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	2	4	11	62
Does Marriage Still Make a Difference in Infant Health?	0	0	0	0	3	5	10	10
Healthy Babies	0	0	0	5	3	5	7	34
Is WIC effective in improving pregnancy-related outcomes? An empirical reassessment	0	0	0	2	0	4	9	18
Maternal pre-pregnancy BMI, gestational weight gain, and infant birth weight: A within-family analysis in the United States	0	0	0	12	1	5	6	74
Prenatal Smoking Cessation and Infant Health: Evidence from Sibling Births	0	0	0	14	2	5	5	87
The Effects of Prenatal Care Utilization on Maternal Health and Health Behaviors	0	0	0	10	1	5	9	67
The Effects of a Minimum Cigarette Purchase Age of 21 on Prenatal Smoking and Infant Health	0	0	0	18	4	5	6	65
The impact of children's access to public health insurance on their cognitive development and behavior	0	2	2	2	5	14	15	15
Total Journal Articles	0	2	2	68	21	52	78	432

Authors with papers registered in the RePEc Author Service.

Authors with no registered papers

LogEc provides access and usage statistics for services based on the RePEc data set.

Questions or comments? Please see our explanation of how the statistics are collected or e-mail

Statistics updated 2026-02-12