According to President Trump it is in the best interest of the US to get always the best possible deals; the strongest stakeholder is dictating its opninon on the weaker contestants...
in World trade it is often like that: the more powerful a party or union is the better the deal it gets. The smaller or weaker stakeholders are getting worse deals...
The least developed countries will get good deals but sometimes it must be questioned weather they really can cope with that or do they only get some money or market access only to deliver their goods or raw materials to the large markets and are requested to by expensive goods from the rich nations...