Preference and choice Content Preference and rationality The rule of choice Budget Demand function 。 WAand demanded law lecture for Chu Kechen Honors Collegelecture4 for Chu Kechen Honors College Preference and Choice ➢ Content: ⚫ Preference and rationality ⚫ The rule of choice ⚫ Budget ⚫ Demand function ⚫ WA and demanded law