No doubt in any organisation there are hardworking people who you can trust to maintain their workload from home, and there are also those that barely do any work when in the office, and even less when they’re at home.
If an organisation has good checks and balances in place to hold employees to account, fine, let people work from home. But if your organisation is incompetent, you will find that some employees will follow suit, and the best way of keeping an eye on employees is having them in the office.