Table 2.

Systematic literature review protocol

Review elements	Descriptions	Foci in the review
Purpose	Aim of the literature review	To review existing literature on institutional innovation
Search strategy	Course of action or plan to inform the search process for the review	The search strategy for the review involves using keywords to search specified database and informed by screening and exclusion criteria
Search string	Joining of key words used to conduct the search for literature	The research strings for the review are “Institution AND innovation”, “innovation AND institution”, “institution innovation”, OR “institutional innovation”
Database	Independent online database with citation data and indexes of scholarly writings	The databases used for the review are Scopus Web of Science
Screening and Inclusion criteria	Requirements for selecting and including review sources	The searching criteria for the review are as follows Empirical and theoretical peer-reviewed journal articles Limited to management studies Research on ‘institutional innovation’ concept and challenges
Exclusion criteria	Requirement for skipping publications during the review process	The exclusion criteria for the review are as follows Duplicates Conferences proceeding paper, master’s thesis, doctoral dissertations, textbooks, unpublished working papers Articles that use the term ‘institutional innovation’ or ‘institution innovation’ beyond the scope of management