The figure below depicts the effect of an increase in the unemployment benefit on the workers' best response curve. when the unemployment rate is 12%. Which of the following statements is correct following a rise in the unemployment benefit? Best response function with U=12% and unemployment benefit Best response function with U=12% and high unemployment benet Effort per hour m WH Hourly wage Reservation Wage set by wage rm \" The firm sets a lower efficiency wage. I\" The workers' reservation wage falls. f" The firm's profit level falls. 0 The efficiency wage at any given level of employment falls