Answer: In times of crisis or economic boom, changes such as the substitution effect and income effect may occur; in this case, Daniel suffers a variation in his work in the increase in the value of the hours worked and the decrease in hours worked per week; this can generate, or positive changes such as spending more time with his family and the appreciation of its workforce, as adverse effects, in which it stands out to be forced to respond to higher expenses due to the increase in the cost of living.