Figures and Tables

Figures

 2-1  Illustration of Baseline Time Line for Average Changes in Monuments' Condition
 2-2  Illustration Comparing Baseline Time Line and Preservation Option A Time Line
 3-1  Survey Administrator's Instructions for Two Pair-Wise Choice Examples
 3-2  Instructions for Payment Card in Response Booklet
 5-1  Concern for Future Existence of Monuments
 5-2  Mean WTP by Level of Preservation
 5-3  Frequency Distribution of Estimated Pair-Wise Choice WTP Amounts for Option C
 5-4  Frequency Distribution of Chosen WTP Intervals for Option C
 5-5  Frequency Distribution of Midpoint WTP Amounts for Option C
 5-6  95% Confidence Intervals for Mean Household WTP of Sample for Option C

Tables
 
2-1 Effects Preservation Options A, B, and C on Injury Time Line
3-1 Comparison of Alternative Survey Administration Methods
4-1 Summary Statistics for Recruiting and Survey Attendance by Location
4-2 Comparison of Demographic Characteristics for Survey Sample and Nonrecruited Sample
4-3 Comparison of Selected Sample Characteristics to Population Characteristics and 1990 Northeast Census Characteristics
5-1 Estimated Household WTP of Sample for All Respondents
5-2 Effects of Gender on WTP
5-3 Estimated Household WTP of Sample for All Respondents as Males
5-4 Effect of Income on WTP
5-5 Example Estimated Household WTP for Option C by Income and Gender
5-6 Effect of Age on WTP
5-7 Effect of Ethnicity on WTP
5-8 Estimated Household WTP of Sample: One-Time Payment and Equivalent Perpetual Annual Payments
5-9 Estimated Household WTP of Sample for Option C: Payment Card Model 1
5-10 Example Estimated Household WTP for Option C by Household Income and Ethnicity: Payment Card Model 1
5-11 Estimated Household WTP of Sample for Option C: Payment Card Model 1
5-12 Estimated Household WTP of Sample for All Respondents as Males for Option C: Payment Card Model 2
5-13 Estimated Household WTP of Male Respondents for Option C
6-1 Estimates of Household WTP from the Pair-Wise Responses  
6-2 Comparison of Demographic Characteristics for Sample and Study Population
6-3 Weighted WTP Estimates for All Individuals as Males
6-4 Aggregate Present Value WTP for Study Population in Boston and Philadelphia  

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Last Update: 1-3-98