Table A1. Measurement scales Construct...

Table A1.

Measurement scales

Construct	Codes	Items	Sources
Monetary savings		Because I participate in cartão continente’s games:	Adapted from Kim et al. (2013); Mimouni-Chaabane and Volle (2010)
	MON1	I shop at a lower financial cost
	MON2	I spend less
	MON3	I save money
Convenience		Participating in cartão continente’s games…	Adapted from Meyer‐Waarden et al. (2013)
	CONV1	Allows me to find more easily my usually bought products
	CONV2	Grants me additional services
	CONV3	Makes purchases easier and more practical
Exploration		Participating in continente’s games…	Adapted from Kim et al. (2013); Mimouni-Chaabane and Volle (2010); Meyer‐Waarden et al. (2013)
	EXP1	Allows me to discover good bargains and new products
	EXP2	Allows me to discover products I would not have discovered otherwise
	EXP3	Allows me to be well-informed about news and general information
	EXP4	Makes me choose new products
Entertainment	ENT1	Collecting my discount coupons after the games is entertaining	Adapted from Kim et al. (2013); Mimouni-Chaabane and Volle (2010)
	ENT2	Collecting my discount coupons after the games is enjoyable
	ENT3	When I collect my discount coupons after the games, I feel good
Recognition and social factors		Participating in continente’s games…	Adapted from Meyer‐Waarden et al. (2013)
	SOC1	It makes me feel like the store is paying more attention to me than others
	SOC2	It makes me adhere to a group of privileged customers
	SOC3	It makes the store treat me like a privileged customer
Perceived usefulness	PU1	Participating in games makes it easier for me to do my grocery shopping	Adapted from Davis et al., 1989); Hamari and Koivisto (2015)
	PU2	Participating in games is useful during my grocery shopping
	PU3	Participating in games allows me to accomplish more regarding my grocery shopping
	PU4	I feel more effective concerning grocery shopping when participating in games
Perceived ease of use	PEOU1	Participating in games while grocery shopping is clear and easy to understand	Adapted from Venkatesh and Davis (2000); Hamari and Koivisto (2015)
	PEOU2	I find that participating in games while grocery shopping is easy
	PEOU3	Participating in games while grocery shopping does not require much mental effort
	PEOU4	I find it easy to follow the procedures of the games while grocery shopping
Program satisfaction	SAT1	I am satisfied with cartão continente	Adapted from Omar et al. (2015)
	SAT2	Cartão continente always meets my expectations
	SAT3	My experience with cartão continente is excellent
Customer loyalty	LOY1	I visit continente more frequently than other retail stores	Adapted from Meyer‐Waarden et al. (2013)
	LOY2	In the near future, I will surely purchase from continente
	LOY3	I would recommend continente to others
	LOY4	I make most of my purchases from continente

Construct	Codes	Items	Sources
Monetary savings		Because I participate in cartão continente’s games:	Adapted from Kim et al. (2013); Mimouni-Chaabane and Volle (2010)
	MON1	I shop at a lower financial cost
	MON2	I spend less
	MON3	I save money
Convenience		Participating in cartão continente’s games…	Adapted from Meyer‐Waarden et al. (2013)
	CONV1	Allows me to find more easily my usually bought products
	CONV2	Grants me additional services
	CONV3	Makes purchases easier and more practical
Exploration		Participating in continente’s games…	Adapted from Kim et al. (2013); Mimouni-Chaabane and Volle (2010); Meyer‐Waarden et al. (2013)
	EXP1	Allows me to discover good bargains and new products
	EXP2	Allows me to discover products I would not have discovered otherwise
	EXP3	Allows me to be well-informed about news and general information
	EXP4	Makes me choose new products
Entertainment	ENT1	Collecting my discount coupons after the games is entertaining	Adapted from Kim et al. (2013); Mimouni-Chaabane and Volle (2010)
	ENT2	Collecting my discount coupons after the games is enjoyable
	ENT3	When I collect my discount coupons after the games, I feel good
Recognition and social factors		Participating in continente’s games…	Adapted from Meyer‐Waarden et al. (2013)
	SOC1	It makes me feel like the store is paying more attention to me than others
	SOC2	It makes me adhere to a group of privileged customers
	SOC3	It makes the store treat me like a privileged customer
Perceived usefulness	PU1	Participating in games makes it easier for me to do my grocery shopping	Adapted from Davis et al., 1989); Hamari and Koivisto (2015)
	PU2	Participating in games is useful during my grocery shopping
	PU3	Participating in games allows me to accomplish more regarding my grocery shopping
	PU4	I feel more effective concerning grocery shopping when participating in games
Perceived ease of use	PEOU1	Participating in games while grocery shopping is clear and easy to understand	Adapted from Venkatesh and Davis (2000); Hamari and Koivisto (2015)
	PEOU2	I find that participating in games while grocery shopping is easy
	PEOU3	Participating in games while grocery shopping does not require much mental effort
	PEOU4	I find it easy to follow the procedures of the games while grocery shopping
Program satisfaction	SAT1	I am satisfied with cartão continente	Adapted from Omar et al. (2015)
	SAT2	Cartão continente always meets my expectations
	SAT3	My experience with cartão continente is excellent
Customer loyalty	LOY1	I visit continente more frequently than other retail stores	Adapted from Meyer‐Waarden et al. (2013)
	LOY2	In the near future, I will surely purchase from continente
	LOY3	I would recommend continente to others
	LOY4	I make most of my purchases from continente

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