Taiwan's economy will see unprecedented opportunities should it agree to union with China, Beijing said on Wednesday as it continues to try to persuade Taipei to accept its rule, which President Lai Ching-te's government has repeatedly rejected.China, which views democratically governed Taiwan as its own territory, has since late last year begun a new campaign to convince the island of the benefits of what it calls "peaceful reunification," though Beijing has also refused to renounce the use of force.Speaking at a weekly news briefing in Beijing, Chen Binhua, a spokesperson for China's Taiwan Affairs Office, said Taiwan's economy would be…