Final answer:
The advantage associated with virtual assignments for international firms is that the extra expense involved in an actual executive move may be avoided.
Step-by-step explanation:
The advantage associated with virtual assignments from an international firm's perspective is that the extra expense involved in an actual executive move may be avoided. Virtual assignments allow companies to save on costs associated with relocation, such as housing allowances, moving expenses, and travel costs. By utilizing virtual assignments, international firms can still operate in foreign countries without the high expenses and logistical challenges of physically moving executives.