Utilize the input text as a context reference, choose the right relationship between Goldcorp and Gold from the options. Options: product/material produced, manufacturer, distributed by, industry, position held, original broadcaster, owned by, founded by, distribution format, headquarters location, stock exchange, currency, parent organization, chief executive officer, director/manager, owner of, operator, member of, employer, chairperson, platform, subsidiary, legal form, publisher, developer, brand, business division, location of formation, creator.

The most influential decliners also included Goldcorp Inc , which fell 1.3 percent to C$19.81, and Barrick Gold Corp , which declined 2.2 percent to C$10.33.

Answer: product_or_material_produced