USA Cost & living - Part-time work

Is doing a part-time job compulsory while studying abroad?

Do one year MBA programs in Europe offer part-time work opportunities while studying and allow spouse dependent visas?

What are the options for part-time jobs or work permits during or after studies in countries like the UK or Dubai for a PhD?

Can I survive easily by doing a part-time job while studying abroad in USA?

Is Europe a good option for PhD studies in terms of part-time job opportunities and stipend in UK/Germany?

Are there part-time job opportunities and good accommodation options available in Manchester?