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. 2019 Oct 3;14(10):e0222866. doi: 10.1371/journal.pone.0222866

Table 5. Effects of the demand shifters on mean expenditures ($ per-capita per month).

High socio-economic status Medium socio-economic status Time trend Traffic light labelling 1st quarter 2nd quarter 3rd quarter
Coca-Cola -0.088 0.015 -0.007 0.090 0.072 0.035 -0.019
(0.032) (0.025) (0.001) (0.019) (0.016) (0.014) (0.014)
Dark colored high-sugar -0.117 -0.082 0.001 -0.015 0.004 0.003 -0.003
(0.008) (0.006) (0.000) (0.006) (0.004) (0.004) (0.003)
Low- and non-sugar 0.023 0.009 0.002 -0.005 -0.004 -0.001 -0.002
(0.007) (0.006) (0.000) (0.005) (0.003) (0.003) (0.004)
All other high sugar sodas -0.097 -0.013 0.000 0.010 0.031 0.022 -0.017
(0.020) (0.016) (0.001) (0.014) (0.012) (0.009) (0.009)

Standard errors in parenthesis. Note: Rows in the table include marginal effects corresponding to each of the four demand equations estimated in the system. The baseline category for socio-economic status effects is the low socio-economic status. Baseline category for the effects of quarters is the 4th quarter.