1: Happy faces disturb economist (9)
2: Raw material for Swedish coins (3)
3: One may be a very long time (3)
4: Is Asian holy man sinning in Asian capital? (9)
5: Where transport is provided by chopper (5)
6: Squirrel with a fuzzy caterpillar, say? (5)
7: Requires five kills, or a single accurate shot. (3)
8: Sprinkles studs under reconstruction (5)
12: One segment of recording is a kind of poem (7)
13: Start reorganizing notes (5)
14: True one hiding along the way (2,5)
17: Squash cat; poor furry creature (9)
18: First-class puzzle originally from Ontario is available (2,3)
19: Tradesman confined in nurses embrace (9)
22: Tippecanoe is home to a nut (5)
23: Witticism provided theme (5)
24: Away sick and lifeless (5)
26: Odds of niece being born (3)
28: Oxygen is pretty amusing. (3)