Yes, you can copy a campaign to another account. You will perform this action from the Campaigns dashboard. See simple steps below.
1. Hover over the campaign to be copied then click on the dropdown arrow on the Edit button.
2. From the menu that opens, select "Copy". A pop-up will display to complete the action.
3. Choose the account to copy the campaign to in the "Destination Account" drop-down menu.
4. Optionally, choose a folder to organize the campaign to once it's copied in the destination account.
5. Click "ok" button.