58 percent of those surveyed would spend more money if higher standards were met, 25 percent would not. Men (31 percent) and people over 44 (28 percent) are more likely to reject higher prices than women and people under 25 (20 percent each) There are also big differences in income.

Consumers with a household net income of 3,000 euros or more are significantly more open to higher prices (67 percent) than those with incomes between 1,500 and 3,00 euros (56 percent) or less (49 percent)