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Is My Drywall Chinese? - HB Litigation Conferences

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Use of Mass Appraisal Models<br />

Event Study (time series):<br />

Useful models include repeat sales indices<br />

(used by OFHEO and Case/Shiller)<br />

Also can use before/after hedonic models<br />

Use of Mass Appraisal Models<br />

Cross-sectional studies:<br />

Particularly useful if “realization” of <strong>Chinese</strong><br />

drywall occurred over a period of time<br />

Unimpaired values are measured using a<br />

control area of comparable properties<br />

Information from control area is then applied to<br />

the affected properties<br />

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