Abstract:
ABSTRACT
This research aimed to study: 1) the decision process in purchasing precast concrete houses as classified by personal factors; 2) the influence of marketing mix, trust, and brand equity on decision process in purchasing precast concrete houses; and 3) the guidelines for promoting the decision process in purchasing precast concrete houses in Bangkok Metropolitan and the vicinity. Mixed method was used in this research. The sample was 401 consumers who bought the house derived by quota sampling. The key informants were 5 executives and managers of precast concrete house projects derived by purposive selection. The research instrument was a questionnaire and an interview form constructed by the researcher. Data were analyzed with percentage, mean, standard deviation, t-test, one way ANOVA, multiple regression analysis, and content analysis.
The research results showed that:
The consumers who bought houses with differences in age, occupation, and monthly income had the different decision process in purchasing precast concrete houses.
The marketing mix factors, trust, and brand equity in the aspects of consumer cost (X2), convenience to buy (X3), contractual trust (X5), goodwill trust (X7), benevolence (X9), and integrity (X10) affected the decision process in purchasing precast concrete houses with the predictive power at the percentage of 82.00. The equation could be written as follows:
Y ̂tot = 0.31 + 0.03(X1) + 0.09**(X2) + 0.11**(X3) + 0.12(X4) - 0.13**(X5) + 0.07(X6) + 0.19**(X7) +0.07(X8) + 0.20**(X9) + 0.18**(X10).
The guidelines for promoting the decision process in purchasing precast concrete houses were: the entrepreneur should increase the utility space with standards and focus on durability and safety. Moreover, the sales department should have a good attitude toward services.