Here is a link to the presentation given on the proposal to shift the taxes. From the presentation:
Winners
Elderly homeowners with no EIT or PIT
Lower income homeowners
Farmers - probably
Philadelphia workers
Losers
Elderly with significant PIT
Renters
Homeowners who do not file application
Higher income homeowners (includes many 2 wage earner families)
Students? [sic]
Gamblers! [sic]
Neutral
Elderly renters
Middle income homeowners
Commercial
Per this pdf, the recommended question is "Do you favor imposing an additional .52% earned income tax? The revenue generated from the increased tax rate will be used to reduce taxes on qualified residential properties by $375.51. The current earned income tax rate is .50%."