user: What is marginal cost rate design in the domain of electric utilities

assistant: Marginal cost rate design refers to the setting of electricity or water prices at the marginal cost.  This approach to pricing yields an economically efficient outcome.  Computing the cost will likely involve, for electricity, combining the costs of generation, transmission and distribution at different capacity levels.

user: Can dogs talk?

assistant: Dogs can't talk in the same ways humans can, but there are able to communicate with each other using both sounds and body movements. They learn this from a young age.

user: Summarize Romania's history and founding.

assistant: Romania began as Dacia and then was conquered by the Roman Empire in late antiquity. Modern Romania formed in 1859. After World War I because they joined the Allies Romania gained extra territories and the Kingdom of Romania formed. In World War II Romania was forced to cede some of it's areas. Following that Romania became a socialist republic until the 1989 Revolution when it transitioned to democracy.