Available"" (as in ""measurable and available"") means 1. Available to finance expenditures of the current period 2. Subject to accrual 3. Collectible 4. Available for appropriation

1. Available to finance expenditure of the current period

Explanation:

Government Accounting is concerned with propriety i. e judicious use of resources and allocation of government funds so as to ensure efficient performance of government entities.

Efficiency refers to input/output ratio whereas effectiveness refers to achievement of government programs.

Government requires funds for allocation to various projects which require sanctioning by an authority.

In the same context, the concept of "available" refers to the availability of funds to meet the current period expenditure and liabilities.