According to IAS 38 Intangible assets, which of the following statements about research and development expenditure are
correct?
1 If certain conditions are met, an entity may decide to capitalise development expenditure.
2 Research expenditure, other than capital expenditure on research facilities, must be written off as incurred.
3 Capitalised development expenditure must be amortised over a period not exceeding 5 years.
4 Capitalised development expenditure must be disclosed in the statement of financial position under intangible non-current
assets.