Home › Authors › Isaac M. Opper 👤 Isaac M. Opper 3 books Books by Isaac M. Opper Forecasting Public Recovery Ex Forecasting Public Recovery Expenditures’ Effect on Construction Prices and the Demand for Construction Labor 2022 Guidance on When to Estimate a Guidance on When to Estimate a Future Price Factor 2022 Preparing School Leaders for S Preparing School Leaders for Success 2019