Code to fit old-age hazard functions for 2018 Demography paper "Separating the signal from the noise"
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Code for Feehan, Dennis M. "Separating the Signal From the Noise: Evidence for Deceleration in Old-Age Death Rates." Demography 55.6 (2018): 2025-2044.; earlier arxiv versions.

This code makes use of the mortfit R package.


  • you will have to configure the code to run on your machine; in particular, please be sure to set the various directory-related variables correctly. These are at the top of the file
  • in particular, you will have to register for the Kannisto-Thatcher database and download the data from their website; please set the variable kt.dir the directory that has all of the raw datafiles