In 1971 in the Griggs case, the Court held that employment tests were suspect under civil rights laws when they produced racial disparities.
Movements in the housing market, especially in the 1980s, have produced wide disparities between the value of property in different parts of Britain.
And compounding means that even small differences can produce huge disparities in results.
But unpoliced capitalism also produces monumental greed, fraud, monopoly predation and divisive disparities in individual wealth.
The above factors also produced wide disparities between local authorities of the same type, often producing a mismatch between resources and functions.
New York's jerry-built assessment system over the years has produced widening disparities in effective rates.
Johnson also worked successfully to reform Georgia's criminal law where its disparate application produced racial disparities.
The result, a system known internally as "Every tub on its own bottom," has produced wide disparities in wealth.
It tends to produce strong disparities in the number of seats won compared to the popular vote, perhaps best exemplified by the 1966, 1970, and 1973 elections.
Putting the emphasis on land as such, however, may have produced odd disparities as well as unappealing consequences for taxpayers.