Three, nine-point items are used to measure the likelihood that a particular product or brand will be in short supply. The timeframe is not stated in the items themselves but could be easily stated in the instructions.
supplier
The extent to which a consumer believes that a particular product or brand is in short supply due to unintentional order problems or greater demand than expected is measured using a three-item, seven-point Likert-type scale.
Seven, seven-point Likert-type statements are used in the scale to measure the degree to which a customer can count on a service provider and believes it to be honest.
Five, seven-point Likert-type statements are used to measure the degree to which a customer believes that competiting service providers could do a better job than one's current service supplier.
Three, seven-point Likert-type statements are used to measure the extent to which a consumer is unwilling to let his/her electrical supplier control the amount of the power that his/her household receives.