Outlay (noun)

1. The amount of money spent on something.
2. The amount of resources expended in order to achieve a particular result.
3. The total cost involved in a particular project or enterprise.

Origin:

Late 17th century: from out + lay1.

Examples:

1. The outlay for the trip was more than we expected.
2. The outlay for the wedding was extravagant, but worth it.
3. The company's outlay for research and development was substantial.
4. The government's outlay for education was a priority.
5. The outlay for the new building was estimated at $10 million.