Really interesting paper (h/t @c3kel)
For more on The Car Seat Menace, plus more unintuitive (and intuitive!) explanations for how our birth rate 
, @JVLast’s What to Expect When No One’s Expecting is a good read.https://twitter.com/jmhorp/status/1311370018182045705 …
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RIGHT? Plus, we know that SUVs are also disproportionately responsible for traffic accidents + emissions...so it’s possible the lives saved figure is even more modest.
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strong cliff effect when going from 2 to 3 car seats. in many cases it means a new car
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