@Book{xie2015,
  title = {Dynamic Documents with {R} and knitr},
  author = {<NAME>},
  publisher = {Chapman and Hall/CRC},
  address = {Boca Raton, Florida},
  year = {2015},
  edition = {2nd},
  note = {ISBN 978-1498716963},
  url = {http://yihui.org/knitr/},
}

@book{yotov2016advanced,
  title={An advanced guide to trade policy analysis: The structural gravity model},
  author={<NAME> and <NAME> and <NAME>{\'e}-Antonio and <NAME>},
  year={2016},
  publisher={World Trade Organization Geneva}
}

@article{silva2006log,
  title={The log of gravity},
  author={<NAME> and <NAME>},
  journal={The Review of Economics and statistics},
  volume={88},
  number={4},
  pages={641--658},
  year={2006},
  publisher={MIT Press}
}

@book{wickham2016r,
  title={R for data science: import, tidy, transform, visualize, and model data},
  author={<NAME> and <NAME>},
  year={2016},
  publisher={" O'Reilly Media, Inc."}
}

@misc{happygitwithr,
  title = {Happy Git With R},
  author = {<NAME> and <NAME> and {STAT 545 TAs}},
  howpublished = {\url{https://happygitwithr.com/}},
  note = {Accessed: 2020-09-18},
  year = 2020
}

@misc{trimmingfat,
  title = {Trimming the Fat from glm() Models in R},
  author = {<NAME>},
  howpublished = {\url{https://win-vector.com/2014/05/30/trimming-the-fat-from-glm-models-in-r/}},
  note = {Accessed: 2021-01-03},
  year = 2014
}
