@HBKU According to @RorySutherland, an expert on consumer behavior, psychologically it is much easier for humans to follow rules which state “don't do something" rather than "try to do less of something", and in this case banning cars rather than encouraging people to use them less.
تنوية: التطعيم ضد كوفيد-١٩ في مركز قطر الوطني للمؤتمرات متاح فقط عن طريق موعد مسبق
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