MilitarySpend
Defense Economics Research

Reference

A glossary for the terms MilitarySpend uses repeatedly, with the limits attached.

These definitions are intentionally plain. They are meant to stabilize reading across the site without pretending that every term has a single, universal meaning.

Money and scale

Annualized spending
A budget or cost estimate expressed as a full-year rate, even if the underlying event is shorter.
Baseline year
The source year used as the starting point for a tracker or comparison set.
Per-second rate
A public-facing way to translate annual budgets into a real-time flow of spend.

Defense economics

Procurement
The process of buying weapons, platforms, services, and support under a military budget.
Sustainment
The long tail of maintenance, repair, training, and replacement needed to keep a system usable.
Lifecycle cost
The total expected cost of fielding, operating, maintaining, and eventually replacing a capability.

Conflict and firms

Conflict cost
The money spent directly on war and the secondary bills created by the war effort.
Prime contractor
The lead firm that holds the main contract and coordinates the broader delivery chain.
Private military company
A firm that provides armed or security services outside the conventional state force structure.

Method and source language

Estimate
A figure inferred from public information rather than directly disclosed in a single authoritative line item.
Revision
A published change to a figure or interpretation after new public source material becomes available.
Uncertainty
The gap between what the source confirms and what the analysis can responsibly infer.
Methodology

Source handling and revision rules.

Data

Public inputs behind the tracker and research layers.

Country Profiles

How national budget stories are organized.

Contractors

How procurement and private firms are distinguished.

Glossary rule

Terms on this page are operational definitions for MilitarySpend, not legal, academic, or official-government definitions. If a page uses a term differently, the page itself should say so.

Best paired with

The glossary is most useful beside Methodology, Data, and the reference pages for country profiles, contractors, and procurement.