By KEVIN QUEALY and JOSH KATZ
An analysis of nearly 500,000 running times estimates the effect of shoes on race performance.
Published: July 18, 2018 at 05:30AM
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from NYT The Upshot https://ift.tt/2LnCP2g
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By KEVIN QUEALY and JOSH KATZ
An analysis of nearly 500,000 running times estimates the effect of shoes on race performance.
Published: July 18, 2018 at 05:30AM
//
from NYT The Upshot https://ift.tt/2LnCP2g