The effectiveness is not only a less focused. To reduce costs, reduce time and difficult to work. Everything that is done effectively, it means that it may not be effective or efficient.
Effectiveness is not just focused on using less resources, reduce costs, reduce the time and complexity of the work. Every job done effectively. May not have the means to be productive. Or to effectively
The effectiveness is not focused only on using less resources, reducing the cost, reduce the time and frustration in work. Whatever work done efficiently Might not mean there will be effective. Or effective.