incidence
noun [ S ]
uk/ˈɪnsɪdəns/ usthe rate at which something happens:
increase/decrease/reduce the incidence of sth We intend to reduce the incidence of loan defaults by restructuring payments.
The incidence of financial fraud among companies having an audit decreased threefold in the last ten years.
TAX (also incidence of taxation)
the financial effect of taxes on people or companies, especially taxes not directly paid by them:
High business property taxes added to the tax incidence on consumers by increasing the costs of goods and services.
Although mean incomes increased by 3.5% when the incidence of taxation is accounted for it leads to a 2.4% fall in mean income.