As Oil Falls Below $90, Where Do Prices Go From Here? - The New York Times
Why oil prices keep falling — and throwing the world into turmoil - Vox
Crude Oil Prices - 70 Year Historical Chart | MacroTrends
U.S. Energy Information Administration - EIA - Independent Statistics and Analysis
Nikos Tsafos on Twitter: "European gas prices jumped 31%. Gas now costs $225 per barrel of oil equivalent, more than twice as much as crude oil (around $100/bbl). The prospect of a
Oil prices and price gouging: Deconstructing the price of gas