Table 6 Maximum marginal willingness-to-pay (WTP) estimates
From: A choice experiment assessment of stated early response to COVID-19 vaccines in the USA
Variable | Cond. logit 1 | RPL 1 | Cond. logit 2 | RPL 2 |
|---|---|---|---|---|
Household income < $120K | Â | Â | Â | Â |
Effectiveness [%] | $2.40 | $2.38 | $3.70 | $4.09 |
Effectiveness × Wave 2 | $3.11 | $2.85 | $4.71 | $4.81 |
Protection [months] | $7.32 | $6.83 | $10.70 | $11.03 |
Incubation [days] | -$2.82 | -$2.28 | -$2.60 | -$1.87 |
Severe side effects [out of 106] | -$0.57 | -$0.57 | -$0.87 | -$0.97 |
Mild side effects [out of 10] | -$8.34 | -$11.02 | -$16.31 | -$20.79 |
Introduced [months] | $7.98 | $6.04 | $16.67 | $15.32 |
Origin (base: Germany) | Â | Â | Â | Â |
USA | $63.17 | $92.64 | $104.18 | $157.48 |
UK | $37.31 | $54.1 | $63.76 | $111.76 |
China | -$73.63 | -$65.22 | -$65.02 | -$43.05 |
China × Republican | -$111.90 | -$108.40 | -$119.64 | -$111.47 |
Recommends (base: PCP) | Â | Â | Â | Â |
Media | -$90.83 | -$119.87 | -$154.94 | -$222.19 |
CDC | Â | Â | Â | -$49.23 |
WHO | -$15.22 | -$46.37 | -$47.02 | -$109.45 |
Household income ≥ $120K |  |  |  |  |
Effectiveness [%] | $5.49 | $4.89 | $18.54 | $20.25 |
Effectiveness × Wave 2 | $7.11 | $5.86 | $23.62 | $23.86 |
Protection [months] | $16.74 | $14.02 | $83.60 | $54.69 |
Incubation [days] | -$6.45 | -$4.89 | -$13.05 | -$9.25 |
Severe side effects [out of 106] | -$1.21 | -$1.18 | -$4.39 | -$4.81 |
Mild side effects [out of 10] | -$19.08 | -$22.64 | -$81.81 | -$103.04 |
Introduced [months] | $18.26 | $12.41 | $83.60 | $75.96 |
Origin (base: Germany) | Â | Â | Â | Â |
USA | $144.55 | $190.33 | $522.47 | $780.61 |
UK | $85.39 | $111.15 | $319.77 | $553.95 |
China | -$168.49 | -$133.99 | -$326.09 | -$213.40 |
China × Republican | -$256.09 | -$222.7 | -$599.98 | -$552.53 |
Recommends (base: PCP) | Â | Â | Â | Â |
Media | -$207.86 | -$246.26 | -$777.00 | -$1101.34 |
CDC | Â | Â | Â | -$244.01 |
WHO | -$34.84 | -$95.27 | -$235.80 | -$542.51 |