Table 1.
Descriptive statistics and intercorrelations of the six moral dictionaries (1900–2007).
Fig 1.
Time series of the general morality dictionary from 1900 to 2007.
Fig 2.
Time series of moral foundations indices from 1900 to 2007: (a) Harm, (b) Fairness, (c) Ingroup, (d) Authority, (e) Purity.
Table 2.
Summary of curve-fitting analyses for the six moral dictionary time series.