Given that the new company is now run as a monopoly, how will this benefit the stakeholders

Question:

Given that the new company is now run as a monopoly, how will this benefit the stakeholders involved, such as the government, businesses, and consumers? Given the transition from a monopolistically competitive firm to a monopoly, what will be the changes with regard to prices and output in both of these market structures?

What market structure is more beneficial for Wonks to operate in, and will this be the same market structure that will benefit consumers?

Stakeholders
A person, group or organization that has interest or concern in an organization. Stakeholders can affect or be affected by the organization's actions, objectives and policies. Some examples of key stakeholders are creditors, directors, employees,...