The fascinating chart below is in the Economist, Jan. 30, 2016 at 61. It depicts exports of liquified natural gas (LNG) from five regions to six regions. How can R draw something similar to it, per...

My question relates to plotting a whole U.S. map on MSA level via choroplethr and choroplethrZip. In the example below, we plot 1) Census population information on a U.S. map on county level and 2...

I am trying to format a Choropleth Map of the United States to a specific color and unfortunately, when using scale_fill_brewer to change the color; only 48 of the states do (Hawaii and Alaska do n...

I'm using library(choroplethr) for some market analysis and I have some questions about making my county_choropleth and either overlaying it on top of a ggmap() or using reference_map=TRUE in my co...

I am trying to make a choropleth of very simple data, and it's kind of a pain in the neck. I have the following zip codes in the Eastern USA. This is made up data but you get the idea. Zip Freq 11...

I have put together the Shiny app (below), showing a choropleth, which looks good except for the scientific notation on the legend. I would like the values to read: '$5,000,000', and '$4,000,000'...