If you care to analyze all the information that "Important things to do" provides you, you would be much happier then.
At the bottom of that page there is a section for corps and the game kindly suggest us the minimum of corps needed for having a strong economy.
A strong economy will let you keep many weapons active while still making profit.
-----> Answer to your question is right there - in front of you

.
"when i check it my indexes are all over 100 except def and offence.should they be higher?"
Click on "GAME LEVEL" and you will get your answer.
The game kindly specify us the indexes we must have to hit for a higher Game Level.
If you are not pursuing a higher Game Level then forget about your weapons and their indexes.
If you are not pursuing a higheder Game Level but you are trying to tak
M
MAGNUM (White Giant)
All worlds
that advise is sound. thank you. it does say i need more corps but i need more population when i get more pop the sugested corps goes up?
G
Gothamloki (Little Upsilon)
All worlds
Two Ythretvarian pennies worth:
Magnum, it's true... you can get very varied results from similar settings because of the complicated interactions that take place with other factors you only have indirect control over. Some of the bad advice you've gotten in the past may very well have worked under different circumstances. Remember, as president, you will likely have a better idea about your economy than someone answering a particular question. Your main job as president is to figure out which technique works best for your country at the present moment. That being said:
I'd recommend not purposefully lowering your ed index. This index not only helps your score when you're plying for ranking, but it also tells CEOs your country can continue to staff their corps in the future. Most players dont realize, and most of the other players forget from time to time including myself: your population is constantly changing. Work