Fewness in number; too few.
A smallness in size or amount that is insufficient; meagerness, dearth.
All income generated for some political entity's treasury by taxation and other means.
The net income from normal business operations; net sales.
The income returned by an investment.
The total sales; turnover.
A return; something paid back.
The total income received from a given source.
To supply with revenue.
To generate revenue.