First, the question will be answered through individual keywords.
For there to be economic development in Nigeria, there should be economic empowerment by both government and individuals. There should be free seminar organization by successful businessmen and women as well as the government. This will create awareness and impact on becoming good entrepreneurs in the country.
Also, the government should look into agriculture to boost the economy of the country and stop giving almost all the attention to crude oil. If Nigeria becomes economical solid in Agriculture, the revenue of the country will increase gradually. Oil from Palm nut if properly explored for example will help grow the economy of the country.
For Nigeria to develop politically, the first culture to practice is sincerity. When members of individual political parties are sincere in their dealings, Nigeria will be as good as the United States of America.
A sincere political system cannot use the money for public development solely on personal need. Also, a sincere political candidate will know when he is weak health and age wise and leave power to more healthier and capable hands.
When political parties are sincere, they will select credible candidates for political positions and not based on how much bribe they receive from their candidates. The same applies to the led. If the voters vote sincerely, the system will be better.
A wise person learns new things from people that more experienced than he or she. In the same way, if Nigeria wants technological development, they should invite and pay experts that will teach the citizens in technical skill development.
Nigeria media sector should contribute to development in this area by informing citizens on sites they can develop their selves technological free of charge or by paying a small amount of money.