What is copied when I copy an opportunity?

The application copies the following attributes when you copy an opportunity:

Opportunity header attributes, including standard and user-defined fields
Contacts
Products:
- Revenue information, such as quantity, unit price, revenue amount
- Schedule information and the underlying scheduled transactions
- Sales credits, including recipients, amounts, and percentages
- User-defined attributes of revenue
Sales team, including partner resources
Source
Partners
References
Competitors
Leads
User-defined child objects of the opportunity

The following aren't copied: