Country A's currency remains unchanged over one year. The table shows changes affecting Country A and its trading partners during the year.
| Measure | Change during the year |
|---|---|
| Country A's prices and wage costs | +6% |
| Trading partners' prices and wage costs | +2% |
| Country A's export orders delivered on time | 82% to 96% |
Explain why it is uncertain whether Country A's current account will improve or worsen as a result of the changes described above.