Material Insights · Understanding the Material World

Combustion road vehicles and Polypropylene

Their prices have moved together.

Combustion road vehicles (energy) and Polypropylene (chemical): 1 relationship.

How they are linked

1. Price link: end use

Cost and price · Weak · Both ways

Cars use polypropylene for bumpers, dashboards and battery cases. The vehicle price proxy does not move with the resin proxy, -0.02 monthly, because car prices are set by model cycles, not by resin costs.

  • -0.02 monthly change correlation
  • 0.02 12-month change correlation
  • 1.18 fitted elasticity

Built from the site data on production routes, energy flows, industry value chains, input-output tables and prices.