Country B requires employers to register with tax authorities and deduct tax directly from the employee's salary.
Country C allows employees to buy childcare vouchers with their pre-tax salary.
Country D has a similar scheme, except for bicycles and it's a loan.
Country E considers private healthcare a taxable benefit-in-kind.
Country F has three different tax bands for employee stock options, depending on when they can be exercised.
Country G makes it mandatory to provide flexible working for new parents...
Of course in a lot of cases you can save on admin by being less tax-efficient, like by not participating in tax-efficient government incentive schemes.
The US has 300 some million people. India has a billion some.
If you can't find an employee in those two countries, it seems you have other problems? (or add 1 or 2 more if you want to spread it around).
Not that there are not great people in all countries. But opening your resume pool from say 1.5 billion people to 3 billion people is unlikely to have a huge benefit to hiring.