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Table 2 Fractional factorial design used for the DCE

From: Demand and willingness-to-pay for bed nets in Tanzania: results from a choice experiment

Block Scenario number Net A Net B
Brand Size Shape Price (TSH) Brand Size Shape Price (TSH)
1 1 Safinet Large Conical 2000 Olyset Small Rectangular 4000
1 2 Safinet Large Rectangular 8000 Safinet Small Rectangular 2000
1 3 Safinet Small Conical 4000 Safinet Large Conical 4000
1 4 Safinet Large Conical 6000 Safinet Large Conical 2000
1 5 Safinet Small Rectangular 6000 Olyset Large Rectangular 6000
1 6 Olyset Small Rectangular 4000 Safinet Large Rectangular 8000
1 7 Safinet Large Rectangular 4000 Olyset Small Rectangular 8000
2 1 Olyset Large Rectangular 2000 Safinet Small Conical 4000
2 2 Safinet Small Conical 8000 Safinet Small Rectangular 6000
2 3 Safinet Small Conical 2000 Safinet large Rectangular 4000
2 4 Olyset Large Rectangular 6000 Safinet Large Conical 6000
2 5 Safinet Large Conical 4000 Safinet Small Conical 2000
2 6 Safinet Small Rectangular 2000 Safinet Small Conical 8000
2 7 Olyset Small Rectangular 8000 Olyset Large Rectangular 2000