spent

drained of energy or effectiveness; extremely tired; completely exhausted; "the days shopping left her exhausted"; "he went to bed dog-tired"; "was fagged and sweaty"; "the trembling of his played out limbs"; "felt completely washed-out"; "only worn-

इसमें युग का संशय मोह क्लांति और निराशा के स्वर प्रकट हुए हैं।

Propensity to invest means proportion of additional National Income are invested, rather than consumed or spent.