kurwa, hello scavs, and people of the sewer tribe. here are some prices of early game that I recorded, it's separated by early game (early wipe) and late game price differences. I also listed the price difference in percentages with +% meaning an increase and a -% a decrease in price.
Source: https://www.reddit.com/r/EscapefromTarkov/comments/lh92ou/the_rat_exchange/