I don't think any country will adopt a policy for another country's benefit.
Each country has adopted and developed a writing system of choice.
Also ask the reverse question: what's the economic cost of doing nothing, when other countries are adopting these systems?
As of November 2010, 39 countries have adopted similar legislation.
But in Europe almost every country has adopted a different approach.
Currently, over 150 countries have adopted Convention no. 182 in their own nation.
But it also plays out in the battle over what system of government the country should adopt.
The following table shows the years in which various countries adopted 1 January as the start of the year.
But not all European countries adopt exactly the same approach.
Each country has adopted this system with some different variations.