Table 8.

The keywords of cluster 2

Cluster	Label	Total link strength	Occurrences	Avg. citations
2, blue and purple	Relationship	200	63	21.87
	Performance	133	41	27.78
	Manufacturing firm	130	31	21
	Market	99	30	26.43
	Digitization	66	17	78.59
	Ability	52	15	39.93
	Interaction	52	15	48.67
	Competitive advantage	46	14	10.14
	Service innovation	43	8	20.38
	Value chain	42	13	74.31
	Firm performance	39	9	50.11
	Information technology	39	13	50.46
	Organization	32	11	5.45
	China	19	9	35.67
	Dynamic capability	14	5	2.6