How will Donald Trump's immigration policies (e.g. travel ban) affect terrorism, tourism and companies?

• KEY ECONOMIC PRINCIPLE I’M ADDRESSING:  Customs / Cultural values

• OVERALL RESEARCH QUESTION THAT CONNECTS MY TOPIC TO THE ECONOMIC PRINCIPLE: How will Donald Trump's immigration policies (e.g. travel ban) affect terrorism, tourism and companies?

• 3-4 SUB QUESTIONS/TOPICS THAT HELP ADDRESS THE OVERALL RESEARCH QUESTION and EMBEDDED LINKS TO RELIABLE SOURCES THAT HELP ANSWER THE QUESTION
• What is vetting?
• How would it affect the average American?
• What previous screenings were enforced for green card holders?
• Will high skilled visa holders lose under Trump?