# Potatoes and Starch and cellulose derivatives

Their prices have moved together.

Source page: https://www.materialinsights.org/links/potatoes-and-starch-and-cellulose-derivatives/

[Potatoes](https://www.materialinsights.org/commodities/potatoes/) (commodity) and [Starch and cellulose derivatives](https://www.materialinsights.org/chemicals/starch_derivatives/) (chemical): 1 relationship.

## How they are linked

### 1. Price link: derived product

*Cost and price · Weak · Both ways*

Potatoes are processed into starch for food, paper and textiles, competing with maize and cassava starch. The starch index is mainly maize wet milling, and shows little link with potatoes: monthly moves correlate at 0.07 and yearly moves at 0.20.

- **0.07** monthly change correlation
- **0.20** 12-month change correlation
- **0.55** fitted elasticity

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