diff --git a/sentiment-lexicons/afinn.rda b/sentiment-lexicons/afinn.rda new file mode 100644 index 0000000..f0fcd8a Binary files /dev/null and b/sentiment-lexicons/afinn.rda differ diff --git a/sentiment-lexicons/bing.rda b/sentiment-lexicons/bing.rda new file mode 100644 index 0000000..485ad55 Binary files /dev/null and b/sentiment-lexicons/bing.rda differ diff --git a/sentiment-lexicons/loughran.rda b/sentiment-lexicons/loughran.rda new file mode 100644 index 0000000..5bc95ca Binary files /dev/null and b/sentiment-lexicons/loughran.rda differ diff --git a/sentiment-lexicons/nrc.rda b/sentiment-lexicons/nrc.rda new file mode 100644 index 0000000..044a252 Binary files /dev/null and b/sentiment-lexicons/nrc.rda differ