After a month, serum total PSA value was 1.2 ng/ml. In another blood test after 3 months, serum total PSA value rose to 7 ng/ml with a percent free PSA of 40%. The urologist recommended a transrectal ultrasound-guided prostate biopsy. The patient refused biopsy.
Of the four components of aggregate demand, consumption expenditure C is the largest contributing to between 60% and 70% of total expenditure. For this reason, we often start our analysis with this particular component.
Aggregate demand and aggregate supply. 1  Aggregate demand. 2  Shifts in aggregate demand. 3  Long-run aggregate supply.  Short run aggregate 1  supply. Aggregate demand and aggregate supply curves.  Interpreting the aggregate demand and 1  supply. Shifts in aggregate supply.  Shifts in aggregate demand.