The Availability Buildings of Fascinating ‘TWINS’ Written by: Nur Aleeza binti piei 2021482732 Nurul Ain Shafiffy binti Mohd Nazib 2021847006 INTRODUCTION Creation economics uses economic theory, concepts, and analytical methods to explore challenges and subjects related to the construction and maintenance of the built environment by enterprises, industries, and projects. Construction economics is also concerned with the construction industry's macroeconomic function and its interactions with related manufacturing, professional services, and materials industries. Building costs are impacted by a number of factors, some of which are interconnected. Quantity surveyors must be completely aware of the cost implications of changes in shape, size, storey heights, total height, fenestration, and other architectural attributes. This chapter will investigate and evaluate the cost effects of the primary design variables. A multitude of elements will influence the final