# Copper and HVDC links

Their prices have moved together.

Source page: https://www.materialinsights.org/links/copper-and-hvdc-links/

[Copper](https://www.materialinsights.org/commodities/copper/) (commodity) and [HVDC links](https://www.materialinsights.org/energy/e_hvdc/) (energy): 1 relationship.

## How they are linked

### 1. Price link: conductor

*Cost and price · Moderate · Both ways*

HVDC cables use copper or aluminium cores, and copper also sits in converter transformers. Copper feeds through contract adjustment clauses, which is why the monthly link to this proxy is weak at 0.22, with copper leading by about one month.

- **0.22** monthly change correlation
- **0.31** 12-month change correlation
- **0.70** fitted elasticity

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