# Cotton and Polyester fibre

Their prices have moved together.

Source page: https://www.materialinsights.org/links/cotton-and-polyester-fibre/

[Cotton](https://www.materialinsights.org/commodities/cotton/) (commodity) and [Polyester fibre](https://www.materialinsights.org/chemicals/polyester_fibre/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: substitute fibre

*Cost and price · Moderate · Both ways*

Polyester is the main rival to cotton in clothing, and mills shift blends when the price gap widens. The polyester index follows oil more than cotton: monthly moves correlate at 0.07, yearly moves at 0.35.

- **0.07** monthly change correlation
- **0.35** 12-month change correlation
- **0.50** fitted elasticity

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