It’s very simple to improve your country economy,you should pay the taxes to all the services.Then try to make your surroundings to do so.Then the government will had some money for the scheme.Because the money need is essential one for the government to create good schemes to the people.
The task of the government in each country is to prosper the citizens of each country with a certain amount of money and also services that exist within the country. And it is true as you said that if every citizen is willing to pay taxes on time in everything, then welfare can certainly be realized if the government is very honest and does not complicate things that are needed by citizens.