Principal Real Estate Income Fund Research and Development Expenses 1970-1969 | PGZ
Principal Real Estate Income Fund research and development expenses from 1970 to 1969. Research and development expenses can be defined as an expense arising from studies and product development processes.
| Principal Real Estate Income Fund Annual Research and Development Expenses (Millions of US $) |
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| Principal Real Estate Income Fund Quarterly Research and Development Expenses (Millions of US $) |
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