Bobert:

They got the funds. What does the Supreme court decision have to do with the inefficiency of DC schools?

Washington DC public schools spend an average of $12046 per student each year.

Spending per secondary school student (Latest available) by country

#1       Switzerland:    $9,348.00 per student            
#2       Austria:       $8,163.00 per student         
#3       United States: $7,764.00 per student         
#4       Norway:         $7,343.00 per student         
#5       Denmark:       $7,200.00 per student         
#6       France:         $6,605.00 per student         
#7       Italy:          $6,458.00 per student         
#8       Germany:       $6,209.00 per student         
#9       Japan:          $5,890.00 per student         
#10      Australia:      $5,830.00 per student         
#11      Sweden:         $5,648.00 per student         
#12      Netherlands:    $5,304.00 per student         
#13      United Kingdom: $5,230.00 per student         
#14      Israel:         $5,115.00 per student         
#15      Portugal:       $4,636.00 per student         
#16      Spain:          $4,274.00 per student         
#17      Ireland:       $3,934.00 per student         
#18      Greece:         $3,287.00 per student         
#19      Czech Republic: $3,182.00 per student         
#20      Hungary:       $2,140.00 per student         
#21      Thailand:       $1,177.00 per student


source