Useful links
Data Visualization
Our World in Data: Can gain inspirations (including research motivations) from this website
Best Figures selected by Paul Goldsmith-Pinkham
GIS in economics
Causal Inference with Spatial Data: Prof. Kudamatsu introduces replications of some econ papers using GIS
Spatial Data Programming with Python: where I learnt `geopandas'
Miscellaneous
I came across the website of Paul Goldsmith-Pinkham and found it amazing! He has provided many useful resources including beamers, figures, econometrics class notes, etc...