Research Links iPhone Availability to Declining Birth Rates in US Counties
A National Bureau of Economic Research working paper found that counties with AT&T iPhone coverage from 2007-2011 experienced significantly lower birth rates, particularly among women under 30, compared to areas with Verizon and Sprint coverage. The study controlled for confounding factors like income, education, and race, and attributes up to 52 percent of US fertility decline during that period to iPhone adoption. The findings suggest smartphones may reduce births through decreased in-person interaction, increased access to pornography, and better access to contraception information.
Researchers Caitlin Myers and Ezekiel Hooper analyzed AT&T mobile broadband coverage patterns following the iPhone's 2007 launch through 2011 to examine the relationship between smartphone access and birth rates. Women aged 15-19 in counties with iPhone access saw birth rate declines of up to 8 percent, while those aged 20-24 experienced declines of 6.6 percent, with smaller but statistically significant declines in older age groups. The study found no comparable effect in counties dominated by Verizon and Sprint coverage, which only received Android devices in 2009, strengthening the case for causation rather than mere correlation. The researchers propose three mechanisms: smartphones substitute for in-person interaction necessary for sexual encounters, they provide easy access to pornography, and they offer information about contraception and abortion access. The paper suggests iPhone adoption can be attributed to as much as 52 percent of the general US fertility rate decline during the study period.
What's missing
The article does not discuss whether subsequent smartphone adoption by other carriers and manufacturers (post-2011) showed similar effects on fertility, nor does it address whether this correlation persists in more recent data when smartphones became nearly universal. Additionally, there is limited discussion of alternative explanations such as economic factors, changing social attitudes toward parenthood, or improved access to education during this period.
How coverage differed
The Register's coverage uses a sensationalized headline ('If your sex life is dead, you can blame Steve Jobs') and includes colloquial language ('the iDecline'), which adds entertainment value while still accurately reporting the research findings. The framing emphasizes the novelty and somewhat humorous nature of the correlation, which is appropriate for a tech-focused publication but may overshadow the serious demographic implications.
What different sources said
- The RegisterCenter
If your sex life is dead, you can blame Steve Jobs
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