They are called Thai
People from Thailand are called Thai.
baht
We call ourselves 'Thais' or 'Thai people', but for some people who live in Bangkok may call ourselves as 'Bangkokians'
People in Thailand, and some people from Thailand.
Where? They probably live somewhere in Thailand. In what? That is another question.
You can make cheap call to Thailand buy using Skype. You can buy Skype credit to call to a phone in Thailand or use Skype's own internet calling option for free.
Yes all Thailand people are very smart.
You refer to him as a Thai.
thailand
According to documents on official government websites the official name of Thailand is "Kingdom of Thailand". In case if the question might mean how Thai would really call Thailand, Thai people would just say Thai as the name of the country. Suffix -land added in English language is to emphasise the belonging of the nation to Thai race.
Yes all Thailand people are very smart.
Probably about 50 million people in Thailand.