Perhaps you should try some spelling variations:
"studies in socioeconomic factors" » "studies in socioeconomic status", "studies in economic factors"
"studies in macroeconomic theory" » "studies in macroeconomic trends", "studies in macroeconomic factors", "studies in macroeconomic reforms"
"studies in macroeconomic reform" » "studies in macroeconomic framework", "studies in macroeconomic performance", "studies in economic reform"

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("studies in macroeconomic theory") or ("studies in macroeconomic reform"))) or ("studies in socioeconomic factors"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("studies in macroeconomic theory") OR ("studies in macroeconomic reform"))) OR ("studies in socioeconomic factors")).
• Removing quotes may allow a broader search: (((( studies in macroeconomic theory ) or ( studies in macroeconomic reform ))) or ( studies in socioeconomic factors )).
• Adding a wildcard symbol may retrieve word variants: (((("studies in macroeconomic theory") or ("studies in macroeconomic reform"))) or ("studies in socioeconomic factors"))*.