About author

Sifan Liu

Sifan Liu has extensive experience delivering data and analytics products for public and private clients. Previously she worked as a senior research analyst with the Metropolitan Policy Program at Brookings. Her research expertise includes regional policy on innovation, entrepreneurship ecosystem, and economic development. Sifan holds a Master of Public Policy degree with Georgetown University.

Author's posts

How to Work with Strings in R

The following slides focus on the basics in working with strings in R - this will be great for someone who is new to R, but probably has some data analysis experience in Stata, Excel, or if you are already a R user, but mostly self-taught, and would like to have a refresher on what you could do with strings in R.

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Introducing the R package is an R package for working with US Census geographic data. The built-in datasets include latest geographic reference files between census places, counties, metropolitan areas, and states, with population data from 2018 ACS 1-year estimates and employment data from CBP 2018 estimates.

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