Simple extension to use the product's master price on variants. With this extension you can enable each product's variant to use the product's master price.
gem 'spree_master_price', github: 'johnpipi/spree-master-price', branch: 'master'
johnpipi/spree-master-price
A Spree (https://github.com/spree/spree) extension to replicate a product's price to all its variants.
RubyBSD-3-Clause