Used jet market price and inventory From the article "
While the number of aircraft on market has increased, so too has the pricing in many cases. The report also noted that average asking prices rose 15 percent from a year ago across most manufacturers, led by Cessna and Embraer (+23 percent). Bombardier (+20 percent), and Dassault Falcon (+14 percent). Among the major five OEMs, only Gulfstream saw a drop in asking prices, which fell 6 percent".
https://www.ainonline.com/aviation-news/business-aviation/2023-04-24/jefferies-used-bizjet-inventory-rises-along-pricing