Doesn't that depend on why you are getting a Masters Degree in the first place? Teachers are pretty much required to get a Masters or start the process within one-two years of finishing the first year of teaching in some areas, so that's their motivation to get a Masters - to keep their job and progress in the pay range.
Public Policy Administration would be a help in rising up the ranks in City Government positions and in administering Public Housing Authorities. Would that be your career direction? An MBA from a reputable school would open doors in a variety of professions, not just property management.
Pick the direction you want to go.