Perhaps you should try some spelling variations:
"h. testing effect investment policy" » "h. testing effects investment policy", "h. testing perfect investment policy", "h. testing effective investment policy", "h. teaching effect investment policy", "h. herding effect investment policy", "h. resulting effects investment policy"
"h. agent based investment ties" » "h. agent fixed investment ties", "h. agent best investment ties", "h. agent bond investment ties", "h. agent based investment series", "h. agent based investment trends", "h. agent based investment trust"

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("h. agent based investment ties") or ("h. testing effect investment policy"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("h. agent based investment ties") OR ("h. testing effect investment policy")).
• Removing quotes may allow a broader search: (( h. agent based investment ties ) or ( h. testing effect investment policy )).
• Adding a wildcard symbol may retrieve word variants: (("h. agent based investment ties") or ("h. testing effect investment policy"))*.