The word economical has a positive connotative definition, although its meaning can be used in instances of negative scenarios too. Why? Well, the denotation of the word “economical” refers to the value and quality of an outcome in relation to how much money is spent. This word reminds me of the word “cheap” because it refers to the methods of preserving money for better purposes. Economical has a positive connotative definition because it suggests that you be careful and aware of how much money you spend on things.
Your final answer: The word “economical” is positive.