Anyway, I would think that being unable to open your own factory while your competitors are allowed to be open when you have done nothing wrong, would be quite "unjust and unfavorable". I mean it isn't like he can conduct this type of business from home instead.
Edit:
Here is the full sentence according to Article 23 from the Universal Declaration of Human rights:
1. Everyone has the right to work, to free choice of employment, to just and favourable conditions of work and to protection against unemployment. [1]
[1] https://www.ohchr.org/EN/UDHR/Documents/UDHR_Translations/en...