He added: "Class warfare in the travel sense has nothing to do with economic strata.

It has to be if we're ever going to attract the tenants and the type of economic strata we need.

On the other hand, people belonging to the lower economic stratum sent their children to the monitorial schools, which provided a basic education.

"You don't get that diversity when the economic strata starts to rise."

You're talking a different kind of economic strata there.

Originally, the complex was designed to house people from different economic social strata, but today almost all of low or very low income.

Even their existence (when distinguished from economic strata) is controversial.

We were all in the same economic stratum: poor.

"We showed they are from every economic strata and professional field."

The people who responded were of the upper economic strata - executives, employers and professionals.