Under which condition do you think …

1.  Stocks  are materials in the environment which have the capacity to satisfy human needs but human beings do not have the appropriate technology to access these. For example, water is a compound of two inflammable gases, hydrogen and oxygen, which can be used as a rich source of energy.
2.  But the required technical knowhow to use these abundant gases for this purpose is not available at present.
3.  Similarly, by development of desalinisation project we can make ocean water usuable for drinking purpose. But we do not have the proper expertise and funds to use them, but our future generations may be able to do so with the advancement of science and technology
4.  This is how stock can become developed resources with technical know how and development