Question: What position did the  man hold who held Executive Director of the Australia-Japan Research Centre until 2002, who was born in a town located approximately 630 kilometres north of the New South Wales State capital, Sydney, 340 km south of Brisbane, Queensland and approximately 35 km west of the Tasman Sea coast ?

Context paragraphs:
Peter Drysdale: Peter David Drysdale {'1': ", '2': ", '3': ", '4': "} (born 24 October 1938, in Grafton, New South Wales) is Emeritus Professor of Economics and Visiting Fellow in the Crawford School of Economics and Government in the College of Asia and the Pacific at The Australian National University.  Until 2002, he was Executive Director of the Australia-Japan Research Centre (AJRC).

Port Macquarie: Port Macquarie is a coastal town in the local government area of Port Macquarie-Hastings.  It is located on the Mid North Coast of New South Wales, Australia, about 390 km north of Sydney, and 570 km south of Brisbane.  The town is located on the Tasman Sea coast, at the mouth of the Hastings River, and at the eastern end of the Oxley Highway (B56).  The town with its suburbs had a population of 45,698 in June 2016.

New South Wales: New South Wales (abbreviated as NSW) is a state on the east coast of :Australia.  It borders Queensland to the north, Victoria to the south, and South Australia to the west.  Its coast borders the Tasman Sea to the east.  The Australian Capital Territory is an enclave within the state.  New South Wales' state capital is Sydney, which is also Australia's most populous city.  In March 2014 , the estimated population of New South Wales was 7.5 million, making it Australia's most populous state.  Just under two-thirds of the state's population, 4.67 million, live in the Greater Sydney area.  Inhabitants of New South Wales are referred to as "New South Welshmen".

Grafton, New South Wales: The city of Grafton is the seat of Local Government, the Federal and State Government administrative centre, and the commercial hub of the Clarence River Valley.  Established in 1851, Grafton features many historic buildings and tree-lined streets.  It is located approximately 630 kilometres north of the New South Wales State capital, Sydney, 340 km south of Brisbane, Queensland and approximately 35 km west of the Tasman Sea coast.  As at June 2015, Grafton had a population of 18,689.

Belda: Belda is a town and headquarter of Narayangarh Block under Kharagpur subdivision of Paschim Medinipur district in West Bengal, India.  It is a rapidly growing town both business and population wise after being declared a Municipality in 2014 by the government.  It is located approximately 35 km south of Kharagpur town, 50 km from district headquarter Midnapore and 165 km from the state capital city Kolkata/Calcutta.  NH 60 and SH 5 cross at Belda.  It is also well connected by railways and also known as 'The Gateway to Odisha'.  Thus, Belda plays an important role in connecting eastern India with southern India.  Due to its easy access from different parts, it is a good business center.

Taree: Taree is a town on the Mid North Coast, New South Wales, Australia.  Taree and nearby Cundletown were settled in 1831 by William Wynter.  Since then Taree has grown to a population of around 26,400 and is the centre of a significant agricultural district.  It is 16 km from the Tasman Sea coast, and 317 km north of Sydney.  Taree can be reached by train via the North Coast Railway, and by the Pacific Highway.

Silver Centre: Silver Centre is a ghost town in Timiskaming District, Northeastern Ontario, Canada, situated in South Lorrain Township.  It is located approximately 35 km south of North Cobalt, and 3 km west of Highway 567.  Silver Centre was a secondary camp to the great silver fields of Cobalt, discovered in 1903.  There are no current residents in Silver Centre.  It is still an active mineral field and does at times have active mineral exploration.

Culgoa Floodplain National Park: The Culgoa Floodplain National Park is a protected national park that is located in the South West region of Queensland in eastern Australia.  The 42859 ha national park is situated at the western extent of Hebel in the Shire of Balonne and in the east of Jobs Gate in the Paroo Shire, approximately 630 km west of Brisbane.  The park occupies the former pastoral and grazing property of Byra Station.  The park's southern boundary is defined by part of the state border between Queensland and New South Wales.

Brisbane Water: Brisbane Water is a wave-dominated barrier estuary located in the Central Coast region, to the north of Sydney, New South Wales, Australia.  Brisbane Water has its origin at the confluence of the Narara and Coorumbine Creeks, to the south–east of Gosford and travels for approximately 18 km in a southerly direction to its mouth at Broken Bay, about 7 km from the Tasman Sea, at Barrenjoey Head.  A number of towns surround the shores of Brisbane Water, including Booker Bay, Davistown, Ettalong Beach, Gosford, Green Point, Kincumber, Phegans Bay, Saratoga, Wagstaffe, and Woy Woy.  Contained within Brisbane Water is St Huberts Island, Rileys Island, and Pelican Island; and adjoining the estuary is Brisbane Water National Park to the west and Bouddi National Park to the east.

Woolgoolga, New South Wales: Woolgoolga is a town on the Mid North Coast of New South Wales, Australia.  It is on the Pacific Highway, approximately 550 km north of Sydney and 365 km south of Brisbane.  The closest city to Woolgoolga is Coffs Harbour, which lies 25.8 km to the south.  Woolgoolga has two beaches on the Pacific Ocean.  The area has long been a centre of banana growing in New South Wales, but this industry has declined in the face of competition from Queensland and overseas.  Recent times have seen many banana plantations replaced by blueberries after banana sales slumped in the late 1990s.  Timbergetting and sawmilling was established in 1883.  A government jetty was constructed in 1892 upon which tramways were laid.  These led to sawmills in the town which in turn were connected by light railway to the Jesse Simpson Range forest areas.  The jetty was demolished over a prolonged period from 1952 to 1956.

Supporting paragraphs: Peter Drysdale Grafton, New South Wales
Answer: Emeritus Professor of Economics